79479402 has 16 divisors (see below), whose sum is σ = 162836352. Its totient is φ = 25846880.

The previous prime is 79479373. The next prime is 79479427. The reversal of 79479402 is 20497497.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161298 + ... + 161789.

It is an arithmetic number, because the mean of its divisors is an integer number (10177272).

Almost surely, 2^79479402 is an apocalyptic number.

79479402 is an abundant number, since it is smaller than the sum of its proper divisors (83356950).

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

79479402 is a wasteful number, since it uses less digits than its factorization.

79479402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323133.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 79479402 is about 8915.1220967522. The cubic root of 79479402 is about 429.9502412226.

The spelling of 79479402 in words is "seventy-nine million, four hundred seventy-nine thousand, four hundred two".