477139952 has 40 divisors (see below), whose sum is σ = 982343376. Its totient is φ = 223732736.

The previous prime is 477139939. The next prime is 477139961. The reversal of 477139952 is 259931774.

It is a junction number, because it is equal to n+sod(n) for n = 477139897 and 477139906.

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, 76703 + ... + 82689.

Almost surely, 2^477139952 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 477139952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491171688).

477139952 is an abundant number, since it is smaller than the sum of its proper divisors (505203424).

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

477139952 is a wasteful number, since it uses less digits than its factorization.

477139952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6305 (or 6299 counting only the distinct ones).

The product of its digits is 476280, while the sum is 47.

The square root of 477139952 is about 21843.5334138046. The cubic root of 477139952 is about 781.4153307953.

The spelling of 477139952 in words is "four hundred seventy-seven million, one hundred thirty-nine thousand, nine hundred fifty-two".