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1043994 = 23725367
BaseRepresentation
bin11111110111000011010
31222001002110
43332320122
5231401434
634213150
711605500
oct3767032
91861073
101043994
11653406
124241b6
132a7263
141d2670
151594e9
hexfee1a

1043994 has 48 divisors (see below), whose sum is σ = 2511648. Its totient is φ = 288288.

The previous prime is 1043981. The next prime is 1044019. The reversal of 1043994 is 4993401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15549 + ... + 15615.

It is an arithmetic number, because the mean of its divisors is an integer number (52326).

21043994 is an apocalyptic number.

1043994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1255824).

1043994 is an abundant number, since it is smaller than the sum of its proper divisors (1467654).

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

1043994 is a wasteful number, since it uses less digits than its factorization.

1043994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 1043994 is about 1021.7602458503. The cubic root of 1043994 is about 101.4454720990.

The spelling of 1043994 in words is "one million, forty-three thousand, nine hundred ninety-four".

Divisors: 1 2 3 6 7 14 21 42 49 53 67 98 106 134 147 159 201 294 318 371 402 469 742 938 1113 1407 2226 2597 2814 3283 3551 5194 6566 7102 7791 9849 10653 15582 19698 21306 24857 49714 74571 149142 173999 347998 521997 1043994