33152972 has 12 divisors (see below), whose sum is σ = 58110360. Its totient is φ = 16550016.

The previous prime is 33152971. The next prime is 33152983. The reversal of 33152972 is 27925133.

It is not an unprimeable number, because it can be changed into a prime (33152971) 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, 3653 + ... + 8924.

It is an arithmetic number, because the mean of its divisors is an integer number (4842530).

Almost surely, 2^33152972 is an apocalyptic number.

It is an amenable number.

33152972 is a deficient number, since it is larger than the sum of its proper divisors (24957388).

33152972 is a wasteful number, since it uses less digits than its factorization.

33152972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13240 (or 13238 counting only the distinct ones).

The product of its digits is 11340, while the sum is 32.

The square root of 33152972 is about 5757.8617558952. The cubic root of 33152972 is about 321.2482882819.

The spelling of 33152972 in words is "thirty-three million, one hundred fifty-two thousand, nine hundred seventy-two".