625606 has 8 divisors (see below), whose sum is σ = 941904. Its totient is φ = 311640.

The previous prime is 625591. The next prime is 625609. The reversal of 625606 is 606526.

625606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471 + ... + 1213.

It is an arithmetic number, because the mean of its divisors is an integer number (117738).

2⁶²⁵⁶⁰⁶ is an apocalyptic number.

625606 is a deficient number, since it is larger than the sum of its proper divisors (316298).

625606 is a wasteful number, since it uses less digits than its factorization.

625606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 625606 is about 790.9525902353. The cubic root of 625606 is about 85.5264216189.

The spelling of 625606 in words is "six hundred twenty-five thousand, six hundred six".