478014648 has 32 divisors (see below), whose sum is σ = 1203066000. Its totient is φ = 158267648.

The previous prime is 478014631. The next prime is 478014659. The reversal of 478014648 is 846410874.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63261 + ... + 70412.

Almost surely, 2^478014648 is an apocalyptic number.

It is an amenable number.

478014648 is an abundant number, since it is smaller than the sum of its proper divisors (725051352).

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

478014648 is a wasteful number, since it uses less digits than its factorization.

478014648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133831 (or 133827 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 478014648 is about 21863.5460984718. The cubic root of 478014648 is about 781.8925378286.

The spelling of 478014648 in words is "four hundred seventy-eight million, fourteen thousand, six hundred forty-eight".