479978316 has 36 divisors (see below), whose sum is σ = 1216909512. Its totient is φ = 159513984.

The previous prime is 479978309. The next prime is 479978377. The reversal of 479978316 is 613879974.

It is a happy number.

479978316 is a `hidden beast` number, since 479 + 97 + 83 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7650 + ... + 31913.

It is an arithmetic number, because the mean of its divisors is an integer number (33803042).

Almost surely, 2^479978316 is an apocalyptic number.

It is an amenable number.

479978316 is an abundant number, since it is smaller than the sum of its proper divisors (736931196).

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

479978316 is a wasteful number, since it uses less digits than its factorization.

479978316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39910 (or 39905 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 479978316 is about 21908.4074272869. The cubic root of 479978316 is about 782.9617377798.

The spelling of 479978316 in words is "four hundred seventy-nine million, nine hundred seventy-eight thousand, three hundred sixteen".