625394 has 32 divisors (see below), whose sum is σ = 1216512. Its totient is φ = 234000.

The previous prime is 625369. The next prime is 625397. The reversal of 625394 is 493526.

625394 = T₈₇ + T₈₈ + ... + T₁₆₃.

625394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×625394² = 782235310472, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 625394.

It is not an unprimeable number, because it can be changed into a prime (625397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4709 + ... + 4839.

It is an arithmetic number, because the mean of its divisors is an integer number (38016).

2⁶²⁵³⁹⁴ is an apocalyptic number.

625394 is a deficient number, since it is larger than the sum of its proper divisors (591118).

625394 is a wasteful number, since it uses less digits than its factorization.

625394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182.

The product of its digits is 6480, while the sum is 29.

The square root of 625394 is about 790.8185632621. The cubic root of 625394 is about 85.5167597071.

The spelling of 625394 in words is "six hundred twenty-five thousand, three hundred ninety-four".