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1049490 = 233513223
BaseRepresentation
bin100000000001110010010
31222022122000
410000032102
5232040430
634254430
711630511
oct4001622
91868560
101049490
11657552
12427416
132a9900
141d4678
1515ae60
hex100392

1049490 has 96 divisors (see below), whose sum is σ = 3162240. Its totient is φ = 247104.

The previous prime is 1049483. The next prime is 1049497. The reversal of 1049490 is 949401.

It is an interprime number because it is at equal distance from previous prime (1049483) and next prime (1049497).

It is a super-2 number, since 2×10494902 = 2202858520200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1049497) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45619 + ... + 45641.

It is an arithmetic number, because the mean of its divisors is an integer number (32940).

21049490 is an apocalyptic number.

1049490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1049490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1581120).

1049490 is an abundant number, since it is smaller than the sum of its proper divisors (2112750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1049490 is a wasteful number, since it uses less digits than its factorization.

1049490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1049490 is about 1024.4461918520. The cubic root of 1049490 is about 101.6231770755.

The spelling of 1049490 in words is "one million, forty-nine thousand, four hundred ninety".

Divisors: 1 2 3 5 6 9 10 13 15 18 23 26 27 30 39 45 46 54 65 69 78 90 115 117 130 135 138 169 195 207 230 234 270 299 338 345 351 390 414 507 585 598 621 690 702 845 897 1014 1035 1170 1242 1495 1521 1690 1755 1794 2070 2535 2691 2990 3042 3105 3510 3887 4485 4563 5070 5382 6210 7605 7774 8073 8970 9126 11661 13455 15210 16146 19435 22815 23322 26910 34983 38870 40365 45630 58305 69966 80730 104949 116610 174915 209898 349830 524745 1049490