64576536 has 16 divisors (see below), whose sum is σ = 161441400. Its totient is φ = 21525504.

The previous prime is 64576513. The next prime is 64576541. The reversal of 64576536 is 63567546.

64576536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345321 + ... + 1345368.

Almost surely, 2^64576536 is an apocalyptic number.

It is an amenable number.

64576536 is an abundant number, since it is smaller than the sum of its proper divisors (96864864).

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

64576536 is a wasteful number, since it uses less digits than its factorization.

64576536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2690698 (or 2690694 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 64576536 is about 8035.9527126533. The cubic root of 64576536 is about 401.1975279062.

The spelling of 64576536 in words is "sixty-four million, five hundred seventy-six thousand, five hundred thirty-six".