33479379 has 16 divisors (see below), whose sum is σ = 50094240. Its totient is φ = 22096800.

The previous prime is 33479377. The next prime is 33479399. The reversal of 33479379 is 97397433.

It is not a de Polignac number, because 33479379 - 2¹ = 33479377 is a prime.

It is a super-2 number, since 2×33479379² = 2241737636451282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33479371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3412 + ... + 8865.

It is an arithmetic number, because the mean of its divisors is an integer number (3130890).

Almost surely, 2^33479379 is an apocalyptic number.

33479379 is a deficient number, since it is larger than the sum of its proper divisors (16614861).

33479379 is a wasteful number, since it uses less digits than its factorization.

33479379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12387 (or 12381 counting only the distinct ones).

The product of its digits is 428652, while the sum is 45.

The square root of 33479379 is about 5786.1367940967. The cubic root of 33479379 is about 322.2991285624.

The spelling of 33479379 in words is "thirty-three million, four hundred seventy-nine thousand, three hundred seventy-nine".