64597064 has 32 divisors (see below), whose sum is σ = 144443520. Its totient is φ = 26480256.

The previous prime is 64597037. The next prime is 64597067. The reversal of 64597064 is 46079546.

64597064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (64597067) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 23789 + ... + 26364.

It is an arithmetic number, because the mean of its divisors is an integer number (4513860).

Almost surely, 2^64597064 is an apocalyptic number.

It is an amenable number.

64597064 is an abundant number, since it is smaller than the sum of its proper divisors (79846456).

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

64597064 is a wasteful number, since it uses less digits than its factorization.

64597064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50189 (or 50185 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 64597064 is about 8037.2298710439. The cubic root of 64597064 is about 401.2400351430.

The spelling of 64597064 in words is "sixty-four million, five hundred ninety-seven thousand, sixty-four".