625222 has 16 divisors (see below), whose sum is σ = 1023120. Its totient is φ = 284832.

The previous prime is 625213. The next prime is 625231. The reversal of 625222 is 222526.

It is an interprime number because it is at equal distance from previous prime (625213) and next prime (625231).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 625222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3528 + ... + 3700.

It is an arithmetic number, because the mean of its divisors is an integer number (63945).

2⁶²⁵²²² is an apocalyptic number.

625222 is a deficient number, since it is larger than the sum of its proper divisors (397898).

625222 is a wasteful number, since it uses less digits than its factorization.

625222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327.

The product of its digits is 480, while the sum is 19.

The square root of 625222 is about 790.7098077044. The cubic root of 625222 is about 85.5089191931.

Adding to 625222 its reverse (222526), we get a palindrome (847748).

The spelling of 625222 in words is "six hundred twenty-five thousand, two hundred twenty-two".