625235725 has 6 divisors (see below), whose sum is σ = 775292330. Its totient is φ = 500188560.

The previous prime is 625235719. The next prime is 625235747. The reversal of 625235725 is 527532526.

It can be written as a sum of positive squares in 3 ways, for example, as 46063369 + 579172356 = 6787^2 + 24066^2 .

It is not a de Polignac number, because 625235725 - 2¹¹ = 625233677 is a prime.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 12504690 + ... + 12504739.

Almost surely, 2^625235725 is an apocalyptic number.

It is an amenable number.

625235725 is a deficient number, since it is larger than the sum of its proper divisors (150056605).

625235725 is a wasteful number, since it uses less digits than its factorization.

625235725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25009439 (or 25009434 counting only the distinct ones).

The product of its digits is 126000, while the sum is 37.

The square root of 625235725 is about 25004.7140555536. The cubic root of 625235725 is about 855.0954489157.

The spelling of 625235725 in words is "six hundred twenty-five million, two hundred thirty-five thousand, seven hundred twenty-five".