479891122 has 4 divisors (see below), whose sum is σ = 719836686. Its totient is φ = 239945560.

The previous prime is 479891119. The next prime is 479891141. The reversal of 479891122 is 221198974.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 291350761 + 188540361 = 17069^2 + 13731^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119972779 + ... + 119972782.

Almost surely, 2^479891122 is an apocalyptic number.

479891122 is a deficient number, since it is larger than the sum of its proper divisors (239945564).

479891122 is a wasteful number, since it uses less digits than its factorization.

479891122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239945563.

The product of its digits is 72576, while the sum is 43.

The square root of 479891122 is about 21906.4173702593. The cubic root of 479891122 is about 782.9143233461.

The spelling of 479891122 in words is "four hundred seventy-nine million, eight hundred ninety-one thousand, one hundred twenty-two".