625670 has 32 divisors (see below), whose sum is σ = 1231200. Its totient is φ = 228096.

The previous prime is 625663. The next prime is 625697. The reversal of 625670 is 76526.

It is a congruent number.

It is an unprimeable number.

625670 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 in 15 ways as a sum of consecutive naturals, for example, 6986 + ... + 7074.

It is an arithmetic number, because the mean of its divisors is an integer number (38475).

2⁶²⁵⁶⁷⁰ is an apocalyptic number.

625670 is a deficient number, since it is larger than the sum of its proper divisors (605530).

625670 is a wasteful number, since it uses less digits than its factorization.

625670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 625670 is about 790.9930467457. The cubic root of 625670 is about 85.5293379935.

The spelling of 625670 in words is "six hundred twenty-five thousand, six hundred seventy".