478887100 has 18 divisors (see below), whose sum is σ = 1039185224. Its totient is φ = 191554800.

The previous prime is 478887091. The next prime is 478887131. The reversal of 478887100 is 1788874.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2394336 + ... + 2394535.

Almost surely, 2^478887100 is an apocalyptic number.

It is an amenable number.

478887100 is an abundant number, since it is smaller than the sum of its proper divisors (560298124).

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

478887100 is a wasteful number, since it uses less digits than its factorization.

478887100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4788885 (or 4788878 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 43.

The square root of 478887100 is about 21883.4892099043. The cubic root of 478887100 is about 782.3679410496.

The spelling of 478887100 in words is "four hundred seventy-eight million, eight hundred eighty-seven thousand, one hundred".