33856012 has 12 divisors (see below), whose sum is σ = 59641456. Its totient is φ = 16815600.

The previous prime is 33856001. The next prime is 33856049. The reversal of 33856012 is 21065833.

It is a super-2 number, since 2×33856012² = 2292459097088288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

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, 27423 + ... + 28630.

Almost surely, 2^33856012 is an apocalyptic number.

It is an amenable number.

33856012 is a deficient number, since it is larger than the sum of its proper divisors (25785444).

33856012 is a wasteful number, since it uses less digits than its factorization.

33856012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56208 (or 56206 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 33856012 is about 5818.5919258872. The cubic root of 33856012 is about 323.5032141847.

The spelling of 33856012 in words is "thirty-three million, eight hundred fifty-six thousand, twelve".