10904640 has 112 divisors (see below), whose sum is σ = 35673792. Its totient is φ = 2820096.

The previous prime is 10904639. The next prime is 10904669. The reversal of 10904640 is 4640901.

It is a super-2 number, since 2×10904640² = 237822347059200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 10904640.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35367 + ... + 35673.

It is an arithmetic number, because the mean of its divisors is an integer number (318516).

Almost surely, 2^10904640 is an apocalyptic number.

10904640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10904640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17836896).

10904640 is an abundant number, since it is smaller than the sum of its proper divisors (24769152).

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

10904640 is a wasteful number, since it uses less digits than its factorization.

10904640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 10904640 is about 3302.2174368142. The cubic root of 10904640 is about 221.7534801071.

The spelling of 10904640 in words is "ten million, nine hundred four thousand, six hundred forty".