486578564 has 24 divisors (see below), whose sum is σ = 879459840. Its totient is φ = 235378656.

The previous prime is 486578563. The next prime is 486578567. The reversal of 486578564 is 465875684.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (486578563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17309 + ... + 35675.

It is an arithmetic number, because the mean of its divisors is an integer number (36644160).

Almost surely, 2^486578564 is an apocalyptic number.

It is an amenable number.

486578564 is a deficient number, since it is larger than the sum of its proper divisors (392881276).

486578564 is a wasteful number, since it uses less digits than its factorization.

486578564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18587 (or 18585 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 53.

The square root of 486578564 is about 22058.5258800311. The cubic root of 486578564 is about 786.5342835582.

The spelling of 486578564 in words is "four hundred eighty-six million, five hundred seventy-eight thousand, five hundred sixty-four".