13766972 has 24 divisors (see below), whose sum is σ = 25331712. Its totient is φ = 6534000.

The previous prime is 13766969. The next prime is 13766981. The reversal of 13766972 is 27966731.

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, 13397 + ... + 14387.

It is an arithmetic number, because the mean of its divisors is an integer number (1055488).

Almost surely, 2^13766972 is an apocalyptic number.

It is an amenable number.

13766972 is a deficient number, since it is larger than the sum of its proper divisors (11564740).

13766972 is a wasteful number, since it uses less digits than its factorization.

13766972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1167 counting only the distinct ones).

The product of its digits is 95256, while the sum is 41.

The square root of 13766972 is about 3710.3870418057. The cubic root of 13766972 is about 239.6695219953.

The spelling of 13766972 in words is "thirteen million, seven hundred sixty-six thousand, nine hundred seventy-two".