64604052 has 18 divisors (see below), whose sum is σ = 163304778. Its totient is φ = 21534672.

The previous prime is 64604039. The next prime is 64604077. The reversal of 64604052 is 25040646.

It is a happy number.

64604052 is a `hidden beast` number, since 6 + 4 + 604 + 0 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 43480836 + 21123216 = 6594^2 + 4596^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 897243 + ... + 897314.

Almost surely, 2^64604052 is an apocalyptic number.

It is an amenable number.

64604052 is an abundant number, since it is smaller than the sum of its proper divisors (98700726).

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

64604052 is a wasteful number, since it uses less digits than its factorization.

64604052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794567 (or 1794562 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 64604052 is about 8037.6645861842. The cubic root of 64604052 is about 401.2545031084.

Adding to 64604052 its reverse (25040646), we get a palindrome (89644698).

The spelling of 64604052 in words is "sixty-four million, six hundred four thousand, fifty-two".