625712 has 10 divisors (see below), whose sum is σ = 1212348. Its totient is φ = 312848.

The previous prime is 625699. The next prime is 625763. The reversal of 625712 is 217526.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 625712.

It is an unprimeable number.

625712 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19538 + ... + 19569.

2⁶²⁵⁷¹² is an apocalyptic number.

It is an amenable number.

625712 is a deficient number, since it is larger than the sum of its proper divisors (586636).

625712 is a wasteful number, since it uses less digits than its factorization.

625712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39115 (or 39109 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 625712 is about 791.0195952061. The cubic root of 625712 is about 85.5312517562.

The spelling of 625712 in words is "six hundred twenty-five thousand, seven hundred twelve".