478440368 has 40 divisors (see below), whose sum is σ = 1115166720. Its totient is φ = 194253120.

The previous prime is 478440343. The next prime is 478440373. The reversal of 478440368 is 863044874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110288 + ... + 114543.

It is an arithmetic number, because the mean of its divisors is an integer number (27879168).

Almost surely, 2^478440368 is an apocalyptic number.

It is an amenable number.

478440368 is an abundant number, since it is smaller than the sum of its proper divisors (636726352).

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

478440368 is a wasteful number, since it uses less digits than its factorization.

478440368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224865 (or 224859 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The square root of 478440368 is about 21873.2797723615. The cubic root of 478440368 is about 782.1245868702.

The spelling of 478440368 in words is "four hundred seventy-eight million, four hundred forty thousand, three hundred sixty-eight".