33022928 has 10 divisors (see below), whose sum is σ = 63981954. Its totient is φ = 16511456.

The previous prime is 33022901. The next prime is 33022939. The reversal of 33022928 is 82922033.

It can be written as a sum of positive squares in only one way, i.e., 18215824 + 14807104 = 4268^2 + 3848^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 33022928.

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, 1031951 + ... + 1031982.

Almost surely, 2^33022928 is an apocalyptic number.

It is an amenable number.

33022928 is a deficient number, since it is larger than the sum of its proper divisors (30959026).

33022928 is a wasteful number, since it uses less digits than its factorization.

33022928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063941 (or 2063935 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 33022928 is about 5746.5579262720. The cubic root of 33022928 is about 320.8277010012.

The spelling of 33022928 in words is "thirty-three million, twenty-two thousand, nine hundred twenty-eight".