477022987 has 24 divisors (see below), whose sum is σ = 598404240. Its totient is φ = 377879040.

The previous prime is 477022969. The next prime is 477022993. The reversal of 477022987 is 789220774.

It is not a de Polignac number, because 477022987 - 2⁷ = 477022859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (477022927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31923 + ... + 44419.

It is an arithmetic number, because the mean of its divisors is an integer number (24933510).

Almost surely, 2^477022987 is an apocalyptic number.

477022987 is a deficient number, since it is larger than the sum of its proper divisors (121381253).

477022987 is a wasteful number, since it uses less digits than its factorization.

477022987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12571 (or 12564 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 477022987 is about 21840.8559127155. The cubic root of 477022987 is about 781.3514741195.

The spelling of 477022987 in words is "four hundred seventy-seven million, twenty-two thousand, nine hundred eighty-seven".