10917992 has 16 divisors (see below), whose sum is σ = 20506500. Its totient is φ = 5449600.

The previous prime is 10917971. The next prime is 10918043. The reversal of 10917992 is 29971901.

It can be written as a sum of positive squares in 2 ways, for example, as 10719076 + 198916 = 3274^2 + 446^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7742 + ... + 9042.

Almost surely, 2^10917992 is an apocalyptic number.

It is an amenable number.

10917992 is a deficient number, since it is larger than the sum of its proper divisors (9588508).

10917992 is a wasteful number, since it uses less digits than its factorization.

10917992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2352 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 38.

The square root of 10917992 is about 3304.2384901820. The cubic root of 10917992 is about 221.8439506112.

The spelling of 10917992 in words is "ten million, nine hundred seventeen thousand, nine hundred ninety-two".