625955 has 16 divisors (see below), whose sum is σ = 864000. Its totient is φ = 430560.

The previous prime is 625943. The next prime is 625969. The reversal of 625955 is 559526.

It is not a de Polignac number, because 625955 - 2⁴ = 625939 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 746 + ... + 1344.

It is an arithmetic number, because the mean of its divisors is an integer number (54000).

2⁶²⁵⁹⁵⁵ is an apocalyptic number.

625955 is a deficient number, since it is larger than the sum of its proper divisors (238045).

625955 is a wasteful number, since it uses less digits than its factorization.

625955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634.

The product of its digits is 13500, while the sum is 32.

The square root of 625955 is about 791.1731795252. The cubic root of 625955 is about 85.5423225600.

The spelling of 625955 in words is "six hundred twenty-five thousand, nine hundred fifty-five".