625004604 has 108 divisors (see below), whose sum is σ = 1851759000. Its totient is φ = 177218496.

The previous prime is 625004603. The next prime is 625004617. The reversal of 625004604 is 406400526.

It is a happy number.

625004604 is a `hidden beast` number, since 6 + 2 + 50 + 0 + 4 + 604 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625004603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 243922 + ... + 246470.

Almost surely, 2^625004604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 625004604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925879500).

625004604 is an abundant number, since it is smaller than the sum of its proper divisors (1226754396).

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

625004604 is a wasteful number, since it uses less digits than its factorization.

625004604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2700 counting only the distinct ones).

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

The square root of 625004604 is about 25000.0920798304. The cubic root of 625004604 is about 854.9900727277.

The spelling of 625004604 in words is "six hundred twenty-five million, four thousand, six hundred four".