478637416 has 16 divisors (see below), whose sum is σ = 900643140. Its totient is φ = 238465920.

The previous prime is 478637407. The next prime is 478637437. The reversal of 478637416 is 614736874.

It can be written as a sum of positive squares in 2 ways, for example, as 464574916 + 14062500 = 21554^2 + 3750^2 .

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, 104211 + ... + 108706.

Almost surely, 2^478637416 is an apocalyptic number.

It is an amenable number.

478637416 is a deficient number, since it is larger than the sum of its proper divisors (422005724).

478637416 is a wasteful number, since it uses less digits than its factorization.

478637416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213204 (or 213200 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 478637416 is about 21877.7836171766. The cubic root of 478637416 is about 782.2319460752.

The spelling of 478637416 in words is "four hundred seventy-eight million, six hundred thirty-seven thousand, four hundred sixteen".