33979434 has 8 divisors (see below), whose sum is σ = 67958880. Its totient is φ = 11326476.

The previous prime is 33979433. The next prime is 33979471. The reversal of 33979434 is 43497933.

It is a sphenic number, since it is the product of 3 distinct primes.

33979434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (33979433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831614 + ... + 2831625.

It is an arithmetic number, because the mean of its divisors is an integer number (8494860).

Almost surely, 2^33979434 is an apocalyptic number.

33979434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

33979434 is a wasteful number, since it uses less digits than its factorization.

33979434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663244.

The product of its digits is 244944, while the sum is 42.

The square root of 33979434 is about 5829.1881081331. The cubic root of 33979434 is about 323.8958474862.

The spelling of 33979434 in words is "thirty-three million, nine hundred seventy-nine thousand, four hundred thirty-four".