625525422 has 16 divisors (see below), whose sum is σ = 1251504000. Its totient is φ = 208432952.

The previous prime is 625525403. The next prime is 625525469. The reversal of 625525422 is 224525526.

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 7 ways as a sum of consecutive naturals, for example, 613 + ... + 35375.

It is an arithmetic number, because the mean of its divisors is an integer number (78219000).

Almost surely, 2^625525422 is an apocalyptic number.

625525422 is an abundant number, since it is smaller than the sum of its proper divisors (625978578).

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

625525422 is a wasteful number, since it uses less digits than its factorization.

625525422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37767.

The product of its digits is 48000, while the sum is 33.

The square root of 625525422 is about 25010.5062323816. The cubic root of 625525422 is about 855.2274952927.

The spelling of 625525422 in words is "six hundred twenty-five million, five hundred twenty-five thousand, four hundred twenty-two".