33609964 has 6 divisors (see below), whose sum is σ = 58817444. Its totient is φ = 16804980.

The previous prime is 33609959. The next prime is 33609971. The reversal of 33609964 is 46990633.

It is a super-2 number, since 2×33609964² = 2259259360162592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4201242 + ... + 4201249.

Almost surely, 2^33609964 is an apocalyptic number.

It is an amenable number.

33609964 is a deficient number, since it is larger than the sum of its proper divisors (25207480).

33609964 is a wasteful number, since it uses less digits than its factorization.

33609964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8402495 (or 8402493 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 33609964 is about 5797.4101114204. The cubic root of 33609964 is about 322.7176232806.

The spelling of 33609964 in words is "thirty-three million, six hundred nine thousand, nine hundred sixty-four".