33408668 has 24 divisors (see below), whose sum is σ = 59579520. Its totient is φ = 16389360.

The previous prime is 33408653. The next prime is 33408671. The reversal of 33408668 is 86680433.

It is a super-2 number, since 2×33408668² = 2232278195068448, 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 in 7 ways as a sum of consecutive naturals, for example, 53663 + ... + 54281.

It is an arithmetic number, because the mean of its divisors is an integer number (2482480).

Almost surely, 2^33408668 is an apocalyptic number.

It is an amenable number.

33408668 is a deficient number, since it is larger than the sum of its proper divisors (26170852).

33408668 is a wasteful number, since it uses less digits than its factorization.

33408668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 33408668 is about 5780.0231833445. The cubic root of 33408668 is about 322.0720618523.

The spelling of 33408668 in words is "thirty-three million, four hundred eight thousand, six hundred sixty-eight".