477872860 has 24 divisors (see below), whose sum is σ = 1020544560. Its totient is φ = 187908864.

The previous prime is 477872831. The next prime is 477872861. The reversal of 477872860 is 68278774.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477872861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201309 + ... + 203668.

It is an arithmetic number, because the mean of its divisors is an integer number (42522690).

Almost surely, 2^477872860 is an apocalyptic number.

It is an amenable number.

477872860 is an abundant number, since it is smaller than the sum of its proper divisors (542671700).

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

477872860 is a wasteful number, since it uses less digits than its factorization.

477872860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405045 (or 405043 counting only the distinct ones).

The product of its (nonzero) digits is 1053696, while the sum is 49.

The square root of 477872860 is about 21860.3032915831. The cubic root of 477872860 is about 781.8152222465.

The spelling of 477872860 in words is "four hundred seventy-seven million, eight hundred seventy-two thousand, eight hundred sixty".