33212668 has 6 divisors (see below), whose sum is σ = 58122176. Its totient is φ = 16606332.

The previous prime is 33212657. The next prime is 33212677. The reversal of 33212668 is 86621233.

It is a super-2 number, since 2×33212668² = 2206162631356448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4151580 + ... + 4151587.

Almost surely, 2^33212668 is an apocalyptic number.

It is an amenable number.

33212668 is a deficient number, since it is larger than the sum of its proper divisors (24909508).

33212668 is a wasteful number, since it uses less digits than its factorization.

33212668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8303171 (or 8303169 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 33212668 is about 5763.0432932609. The cubic root of 33212668 is about 321.4409883410.

The spelling of 33212668 in words is "thirty-three million, two hundred twelve thousand, six hundred sixty-eight".