33772868 has 12 divisors (see below), whose sum is σ = 59189760. Its totient is φ = 16861512.

The previous prime is 33772867. The next prime is 33772883. The reversal of 33772868 is 86827733.

It is a super-2 number, since 2×33772868² = 2281213225890848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33772867) 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, 2996 + ... + 8747.

It is an arithmetic number, because the mean of its divisors is an integer number (4932480).

Almost surely, 2^33772868 is an apocalyptic number.

It is an amenable number.

33772868 is a deficient number, since it is larger than the sum of its proper divisors (25416892).

33772868 is a wasteful number, since it uses less digits than its factorization.

33772868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12466 (or 12464 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 33772868 is about 5811.4428501019. The cubic root of 33772868 is about 323.2381760815.

The spelling of 33772868 in words is "thirty-three million, seven hundred seventy-two thousand, eight hundred sixty-eight".