478564012 has 6 divisors (see below), whose sum is σ = 837487028. Its totient is φ = 239282004.

The previous prime is 478563989. The next prime is 478564043. The reversal of 478564012 is 210465874.

It is a super-2 number, since 2×478564012² = 458047027163072288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59820498 + ... + 59820505.

Almost surely, 2^478564012 is an apocalyptic number.

It is an amenable number.

478564012 is a deficient number, since it is larger than the sum of its proper divisors (358923016).

478564012 is a wasteful number, since it uses less digits than its factorization.

478564012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119641007 (or 119641005 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 478564012 is about 21876.1059606137. The cubic root of 478564012 is about 782.1919562434.

The spelling of 478564012 in words is "four hundred seventy-eight million, five hundred sixty-four thousand, twelve".