33900916 has 12 divisors (see below), whose sum is σ = 67801888. Its totient is φ = 14528952.

The previous prime is 33900877. The next prime is 33900943. The reversal of 33900916 is 61900933.

33900916 is an admirable number.

It is a super-2 number, since 2×33900916² = 2298544211278112, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605346 + ... + 605401.

Almost surely, 2^33900916 is an apocalyptic number.

It is an amenable number.

33900916 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

33900916 is a wasteful number, since it uses less digits than its factorization.

33900916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210758 (or 1210756 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 33900916 is about 5822.4493127892. The cubic root of 33900916 is about 323.6461742272.

The spelling of 33900916 in words is "thirty-three million, nine hundred thousand, nine hundred sixteen".