10640976 has 40 divisors (see below), whose sum is σ = 28164864. Its totient is φ = 3459840.

The previous prime is 10640957. The next prime is 10641011. The reversal of 10640976 is 67904601.

It is a happy number.

It is a super-2 number, since 2×10640976² = 226460740465152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736 + ... + 4671.

Almost surely, 2^10640976 is an apocalyptic number.

10640976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10640976 is an abundant number, since it is smaller than the sum of its proper divisors (17523888).

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

10640976 is a wasteful number, since it uses less digits than its factorization.

10640976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459 (or 5453 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 10640976 is about 3262.0508886282. The cubic root of 10640976 is about 219.9516147036.

The spelling of 10640976 in words is "ten million, six hundred forty thousand, nine hundred seventy-six".