625061604 has 12 divisors (see below), whose sum is σ = 1458477104. Its totient is φ = 208353864.

The previous prime is 625061603. The next prime is 625061617. The reversal of 625061604 is 406160526.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (625061603) 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, 26044222 + ... + 26044245.

Almost surely, 2^625061604 is an apocalyptic number.

It is an amenable number.

625061604 is an abundant number, since it is smaller than the sum of its proper divisors (833415500).

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

625061604 is a wasteful number, since it uses less digits than its factorization.

625061604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52088474 (or 52088472 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 625061604 is about 25001.2320496411. The cubic root of 625061604 is about 855.0160634443.

The spelling of 625061604 in words is "six hundred twenty-five million, sixty-one thousand, six hundred four".