10666972 has 6 divisors (see below), whose sum is σ = 18667208. Its totient is φ = 5333484.

The previous prime is 10666949. The next prime is 10666987. The reversal of 10666972 is 27966601.

10666972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10666972² = 227568583297568, 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 as a sum of consecutive naturals, namely, 1333368 + ... + 1333375.

Almost surely, 2^10666972 is an apocalyptic number.

It is an amenable number.

10666972 is a deficient number, since it is larger than the sum of its proper divisors (8000236).

10666972 is a wasteful number, since it uses less digits than its factorization.

10666972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666747 (or 2666745 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 10666972 is about 3266.0330678057. The cubic root of 10666972 is about 220.1305836322.

The spelling of 10666972 in words is "ten million, six hundred sixty-six thousand, nine hundred seventy-two".