487648564 has 24 divisors (see below), whose sum is σ = 920031840. Its totient is φ = 224823264.

The previous prime is 487648523. The next prime is 487648591. The reversal of 487648564 is 465846784.

It is a super-2 number, since 2×487648564² = 475602243942524192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

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, 48387 + ... + 57589.

It is an arithmetic number, because the mean of its divisors is an integer number (38334660).

Almost surely, 2^487648564 is an apocalyptic number.

It is an amenable number.

487648564 is a deficient number, since it is larger than the sum of its proper divisors (432383276).

487648564 is a wasteful number, since it uses less digits than its factorization.

487648564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10239 (or 10237 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 52.

The square root of 487648564 is about 22082.7662216490. The cubic root of 487648564 is about 787.1103984987.

The spelling of 487648564 in words is "four hundred eighty-seven million, six hundred forty-eight thousand, five hundred sixty-four".