33275264 has 32 divisors (see below), whose sum is σ = 72320040. Its totient is φ = 15124480.

The previous prime is 33275261. The next prime is 33275279. The reversal of 33275264 is 46257233.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×33275264² = 2214486388539392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 33275264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33275261) 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, 10409 + ... + 13224.

Almost surely, 2^33275264 is an apocalyptic number.

It is an amenable number.

33275264 is an abundant number, since it is smaller than the sum of its proper divisors (39044776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33275264 is a wasteful number, since it uses less digits than its factorization.

33275264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23658 (or 23646 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 33275264 is about 5768.4715479926. The cubic root of 33275264 is about 321.6428018245.

The spelling of 33275264 in words is "thirty-three million, two hundred seventy-five thousand, two hundred sixty-four".