33564064 has 12 divisors (see below), whose sum is σ = 66079314. Its totient is φ = 16782016.

The previous prime is 33564059. The next prime is 33564067. The reversal of 33564064 is 46046533.

It can be written as a sum of positive squares in only one way, i.e., 25200400 + 8363664 = 5020^2 + 2892^2 .

It is a super-2 number, since 2×33564064² = 2253092784392192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33564067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524407 + ... + 524470.

Almost surely, 2^33564064 is an apocalyptic number.

It is an amenable number.

33564064 is a deficient number, since it is larger than the sum of its proper divisors (32515250).

33564064 is a wasteful number, since it uses less digits than its factorization.

33564064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048887 (or 1048879 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 33564064 is about 5793.4500947190. The cubic root of 33564064 is about 322.5706481444.

The spelling of 33564064 in words is "thirty-three million, five hundred sixty-four thousand, sixty-four".