478372632 has 32 divisors (see below), whose sum is σ = 1237172400. Its totient is φ = 153958784.

The previous prime is 478372591. The next prime is 478372637. The reversal of 478372632 is 236273874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478372637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342963 + ... + 344354.

Almost surely, 2^478372632 is an apocalyptic number.

It is an amenable number.

478372632 is an abundant number, since it is smaller than the sum of its proper divisors (758799768).

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

478372632 is a wasteful number, since it uses less digits than its factorization.

478372632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687355 (or 687351 counting only the distinct ones).

The product of its digits is 338688, while the sum is 42.

The square root of 478372632 is about 21871.7313443632. The cubic root of 478372632 is about 782.0876749268.

The spelling of 478372632 in words is "four hundred seventy-eight million, three hundred seventy-two thousand, six hundred thirty-two".