13317572 has 12 divisors (see below), whose sum is σ = 23331840. Its totient is φ = 6651336.

The previous prime is 13317553. The next prime is 13317587. The reversal of 13317572 is 27571331.

13317572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4829 + ... + 7067.

It is an arithmetic number, because the mean of its divisors is an integer number (1944320).

Almost surely, 2^13317572 is an apocalyptic number.

It is an amenable number.

13317572 is a deficient number, since it is larger than the sum of its proper divisors (10014268).

13317572 is a wasteful number, since it uses less digits than its factorization.

13317572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3730 (or 3728 counting only the distinct ones).

The product of its digits is 4410, while the sum is 29.

The square root of 13317572 is about 3649.3248690682. The cubic root of 13317572 is about 237.0327478234.

The spelling of 13317572 in words is "thirteen million, three hundred seventeen thousand, five hundred seventy-two".