478565874 has 32 divisors (see below), whose sum is σ = 1081512000. Its totient is φ = 156817152.

The previous prime is 478565869. The next prime is 478565909.

478565874 is a `hidden beast` number, since 4 + 7 + 8 + 56 + 587 + 4 = 666.

478565874 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 478565874.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71919 + ... + 78290.

It is an arithmetic number, because the mean of its divisors is an integer number (33797250).

Almost surely, 2^478565874 is an apocalyptic number.

478565874 is an abundant number, since it is smaller than the sum of its proper divisors (602946126).

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

478565874 is a wasteful number, since it uses less digits than its factorization.

478565874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150279 (or 150273 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 54.

The square root of 478565874 is about 21876.1485184207. The cubic root of 478565874 is about 782.1929706946.

The spelling of 478565874 in words is "four hundred seventy-eight million, five hundred sixty-five thousand, eight hundred seventy-four".