33867968 has 28 divisors (see below), whose sum is σ = 68851272. Its totient is φ = 16519680.

The previous prime is 33867949. The next prime is 33867989. The reversal of 33867968 is 86976833.

It is a super-2 number, since 2×33867968² = 2294078512898048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3830 + ... + 9077.

It is an arithmetic number, because the mean of its divisors is an integer number (2458974).

Almost surely, 2^33867968 is an apocalyptic number.

It is an amenable number.

33867968 is an abundant number, since it is smaller than the sum of its proper divisors (34983304).

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

33867968 is a wasteful number, since it uses less digits than its factorization.

33867968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12960 (or 12950 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 50.

The square root of 33867968 is about 5819.6192315305. The cubic root of 33867968 is about 323.5412906246.

The spelling of 33867968 in words is "thirty-three million, eight hundred sixty-seven thousand, nine hundred sixty-eight".