33920338 has 16 divisors (see below), whose sum is σ = 54238464. Its totient is φ = 15854400.

The previous prime is 33920311. The next prime is 33920347. The reversal of 33920338 is 83302933.

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, 1831 + ... + 8437.

It is an arithmetic number, because the mean of its divisors is an integer number (3389904).

Almost surely, 2^33920338 is an apocalyptic number.

33920338 is a deficient number, since it is larger than the sum of its proper divisors (20318126).

33920338 is a wasteful number, since it uses less digits than its factorization.

33920338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6777.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 33920338 is about 5824.1169287713. The cubic root of 33920338 is about 323.7079685848.

The spelling of 33920338 in words is "thirty-three million, nine hundred twenty thousand, three hundred thirty-eight".