478852144 has 20 divisors (see below), whose sum is σ = 928154880. Its totient is φ = 239328320.

The previous prime is 478852097. The next prime is 478852163. The reversal of 478852144 is 441258874.

It is a self number, because there is not a number n which added to its sum of digits gives 478852144.

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, 49809 + ... + 58639.

It is an arithmetic number, because the mean of its divisors is an integer number (46407744).

Almost surely, 2^478852144 is an apocalyptic number.

It is an amenable number.

478852144 is a deficient number, since it is larger than the sum of its proper divisors (449302736).

478852144 is a wasteful number, since it uses less digits than its factorization.

478852144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12228 (or 12222 counting only the distinct ones).

The product of its digits is 286720, while the sum is 43.

The square root of 478852144 is about 21882.6905109952. The cubic root of 478852144 is about 782.3489044686.

The spelling of 478852144 in words is "four hundred seventy-eight million, eight hundred fifty-two thousand, one hundred forty-four".