10664972 has 12 divisors (see below), whose sum is σ = 18807096. Its totient is φ = 5291520.

The previous prime is 10664963. The next prime is 10664977. The reversal of 10664972 is 27946601.

It is a super-2 number, since 2×10664972² = 227483255521568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10664977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9653 + ... + 10700.

It is an arithmetic number, because the mean of its divisors is an integer number (1567258).

Almost surely, 2^10664972 is an apocalyptic number.

It is an amenable number.

10664972 is a deficient number, since it is larger than the sum of its proper divisors (8142124).

10664972 is a wasteful number, since it uses less digits than its factorization.

10664972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20488 (or 20486 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 10664972 is about 3265.7268716168. The cubic root of 10664972 is about 220.1168250046.

The spelling of 10664972 in words is "ten million, six hundred sixty-four thousand, nine hundred seventy-two".