13672972 has 6 divisors (see below), whose sum is σ = 23927708. Its totient is φ = 6836484.

The previous prime is 13672963. The next prime is 13672979. The reversal of 13672972 is 27927631.

It is not an unprimeable number, because it can be changed into a prime (13672979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1709118 + ... + 1709125.

Almost surely, 2^13672972 is an apocalyptic number.

It is an amenable number.

13672972 is a deficient number, since it is larger than the sum of its proper divisors (10254736).

13672972 is a wasteful number, since it uses less digits than its factorization.

13672972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418247 (or 3418245 counting only the distinct ones).

The product of its digits is 31752, while the sum is 37.

The square root of 13672972 is about 3697.6982029365. The cubic root of 13672972 is about 239.1227930599.

The spelling of 13672972 in words is "thirteen million, six hundred seventy-two thousand, nine hundred seventy-two".