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1490874 = 237211461
BaseRepresentation
bin101101011111110111010
32210202002120
411223332322
5340201444
651542110
715446400
oct5537672
92722076
101490874
11929130
125ba936
13402798
142ab470
151e6b19
hex16bfba

1490874 has 48 divisors (see below), whose sum is σ = 3792096. Its totient is φ = 386400.

The previous prime is 1490869. The next prime is 1490893. The reversal of 1490874 is 4780941.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3004 + ... + 3464.

It is an arithmetic number, because the mean of its divisors is an integer number (79002).

21490874 is an apocalyptic number.

1490874 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 1490874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1896048).

1490874 is an abundant number, since it is smaller than the sum of its proper divisors (2301222).

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

1490874 is a wasteful number, since it uses less digits than its factorization.

1490874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1490874 is about 1221.0135134387. The cubic root of 1490874 is about 114.2388038129.

Subtracting from 1490874 its sum of digits (33), we obtain a square (1490841 = 12212).

The spelling of 1490874 in words is "one million, four hundred ninety thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 49 66 77 98 147 154 231 294 461 462 539 922 1078 1383 1617 2766 3227 3234 5071 6454 9681 10142 15213 19362 22589 30426 35497 45178 67767 70994 106491 135534 212982 248479 496958 745437 1490874