64565084 has 24 divisors (see below), whose sum is σ = 115961328. Its totient is φ = 31443840.

The previous prime is 64565051. The next prime is 64565131. The reversal of 64565084 is 48056546.

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, 24872 + ... + 27344.

It is an arithmetic number, because the mean of its divisors is an integer number (4831722).

Almost surely, 2^64565084 is an apocalyptic number.

It is an amenable number.

64565084 is a deficient number, since it is larger than the sum of its proper divisors (51396244).

64565084 is a wasteful number, since it uses less digits than its factorization.

64565084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645 (or 2643 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 64565084 is about 8035.2401333128. The cubic root of 64565084 is about 401.1738103869.

The spelling of 64565084 in words is "sixty-four million, five hundred sixty-five thousand, eighty-four".