477871872 has 144 divisors (see below), whose sum is σ = 1330987392. Its totient is φ = 152064000.

The previous prime is 477871871. The next prime is 477871879. The reversal of 477871872 is 278178774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477871871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1903747 + ... + 1903997.

It is an arithmetic number, because the mean of its divisors is an integer number (9242968).

Almost surely, 2^477871872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477871872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665493696).

477871872 is an abundant number, since it is smaller than the sum of its proper divisors (853115520).

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

477871872 is a wasteful number, since it uses less digits than its factorization.

477871872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 360 counting only the distinct ones).

The product of its digits is 1229312, while the sum is 51.

The square root of 477871872 is about 21860.2806935318. The cubic root of 477871872 is about 781.8146834463.

The spelling of 477871872 in words is "four hundred seventy-seven million, eight hundred seventy-one thousand, eight hundred seventy-two".