625974996 has 24 divisors (see below), whose sum is σ = 1468260864. Its totient is φ = 207565120.

The previous prime is 625974983. The next prime is 625975013. The reversal of 625974996 is 699479526.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134265 + ... + 138848.

It is an arithmetic number, because the mean of its divisors is an integer number (61177536).

Almost surely, 2^625974996 is an apocalyptic number.

It is an amenable number.

625974996 is an abundant number, since it is smaller than the sum of its proper divisors (842285868).

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

625974996 is a wasteful number, since it uses less digits than its factorization.

625974996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273311 (or 273309 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 57.

The square root of 625974996 is about 25019.4923209884. The cubic root of 625974996 is about 855.4323342738.

The spelling of 625974996 in words is "six hundred twenty-five million, nine hundred seventy-four thousand, nine hundred ninety-six".