625534516 has 12 divisors (see below), whose sum is σ = 1159078788. Its totient is φ = 294369152.

The previous prime is 625534501. The next prime is 625534517. The reversal of 625534516 is 615435526.

It can be written as a sum of positive squares in 2 ways, for example, as 413715600 + 211818916 = 20340^2 + 14554^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625534517) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4599451 + ... + 4599586.

It is an arithmetic number, because the mean of its divisors is an integer number (96589899).

Almost surely, 2^625534516 is an apocalyptic number.

It is an amenable number.

625534516 is a deficient number, since it is larger than the sum of its proper divisors (533544272).

625534516 is a wasteful number, since it uses less digits than its factorization.

625534516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9199058 (or 9199056 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 625534516 is about 25010.6880353180. The cubic root of 625534516 is about 855.2316397558.

The spelling of 625534516 in words is "six hundred twenty-five million, five hundred thirty-four thousand, five hundred sixteen".