33979404 has 12 divisors (see below), whose sum is σ = 79285304. Its totient is φ = 11326464.

The previous prime is 33979397. The next prime is 33979409. The reversal of 33979404 is 40497933.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (33979409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1415797 + ... + 1415820.

Almost surely, 2^33979404 is an apocalyptic number.

It is an amenable number.

33979404 is an abundant number, since it is smaller than the sum of its proper divisors (45305900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33979404 is a wasteful number, since it uses less digits than its factorization.

33979404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831624 (or 2831622 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 33979404 is about 5829.1855348753. The cubic root of 33979404 is about 323.8957521650.

The spelling of 33979404 in words is "thirty-three million, nine hundred seventy-nine thousand, four hundred four".