478406056 has 16 divisors (see below), whose sum is σ = 900325440. Its totient is φ = 238319280.

The previous prime is 478406053. The next prime is 478406077. The reversal of 478406056 is 650604874.

It is not an unprimeable number, because it can be changed into a prime (478406051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108166 + ... + 112501.

It is an arithmetic number, because the mean of its divisors is an integer number (56270340).

Almost surely, 2^478406056 is an apocalyptic number.

It is an amenable number.

478406056 is a deficient number, since it is larger than the sum of its proper divisors (421919384).

478406056 is a wasteful number, since it uses less digits than its factorization.

478406056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220944 (or 220940 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 478406056 is about 21872.4954223335. The cubic root of 478406056 is about 782.1058893814.

The spelling of 478406056 in words is "four hundred seventy-eight million, four hundred six thousand, fifty-six".