477926868 has 12 divisors (see below), whose sum is σ = 1115162720. Its totient is φ = 159308952.

The previous prime is 477926861. The next prime is 477926923. The reversal of 477926868 is 868629774.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477926861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19913608 + ... + 19913631.

Almost surely, 2^477926868 is an apocalyptic number.

It is an amenable number.

477926868 is an abundant number, since it is smaller than the sum of its proper divisors (637235852).

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

477926868 is a wasteful number, since it uses less digits than its factorization.

477926868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39827246 (or 39827244 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 57.

The square root of 477926868 is about 21861.5385551887. The cubic root of 477926868 is about 781.8446740732.

The spelling of 477926868 in words is "four hundred seventy-seven million, nine hundred twenty-six thousand, eight hundred sixty-eight".