79903882 has 8 divisors (see below), whose sum is σ = 120916836. Its totient is φ = 39598272.

The previous prime is 79903861. The next prime is 79903891. The reversal of 79903882 is 28830997.

It can be written as a sum of positive squares in 2 ways, for example, as 55785961 + 24117921 = 7469^2 + 4911^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176553 + ... + 177004.

Almost surely, 2^79903882 is an apocalyptic number.

79903882 is a deficient number, since it is larger than the sum of its proper divisors (41012954).

79903882 is a wasteful number, since it uses less digits than its factorization.

79903882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353672.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 79903882 is about 8938.8971355531. The cubic root of 79903882 is about 430.7143022208.

The spelling of 79903882 in words is "seventy-nine million, nine hundred three thousand, eight hundred eighty-two".