64604 has 12 divisors (see below), whose sum is σ = 116928. Its totient is φ = 31200.

The previous prime is 64601. The next prime is 64609. The reversal of 64604 is 40646.

64604 = T₁₁ + T₁₂ + ... + T₇₂.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137 + ... + 384.

It is an arithmetic number, because the mean of its divisors is an integer number (9744).

2⁶⁴⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

64604 is a deficient number, since it is larger than the sum of its proper divisors (52324).

64604 is a wasteful number, since it uses less digits than its factorization.

64604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 64604 is about 254.1731693157. The cubic root of 64604 is about 40.1254395451.

The spelling of 64604 in words is "sixty-four thousand, six hundred four".