8464564 has 12 divisors (see below), whose sum is σ = 15213604. Its totient is φ = 4117824.

The previous prime is 8464517. The next prime is 8464571. The reversal of 8464564 is 4654648.

It can be written as a sum of positive squares in 2 ways, for example, as 7728400 + 736164 = 2780^2 + 858^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28449 + ... + 28744.

Almost surely, 2^8464564 is an apocalyptic number.

It is an amenable number.

8464564 is a deficient number, since it is larger than the sum of its proper divisors (6749040).

8464564 is a wasteful number, since it uses less digits than its factorization.

8464564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57234 (or 57232 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The square root of 8464564 is about 2909.3923764250. The cubic root of 8464564 is about 203.7987570721.

The spelling of 8464564 in words is "eight million, four hundred sixty-four thousand, five hundred sixty-four".