255225312 has 36 divisors (see below), whose sum is σ = 725797800. Its totient is φ = 85075008.

The previous prime is 255225293. The next prime is 255225331. The reversal of 255225312 is 213522552.

It is an interprime number because it is at equal distance from previous prime (255225293) and next prime (255225331).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 442812 + ... + 443387.

It is an arithmetic number, because the mean of its divisors is an integer number (20161050).

Almost surely, 2^255225312 is an apocalyptic number.

It is an amenable number.

255225312 is an abundant number, since it is smaller than the sum of its proper divisors (470572488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255225312 is a wasteful number, since it uses less digits than its factorization.

255225312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886215 (or 886204 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 255225312 is about 15975.7726573709. The cubic root of 255225312 is about 634.3192837637.

Adding to 255225312 its reverse (213522552), we get a palindrome (468747864).

The spelling of 255225312 in words is "two hundred fifty-five million, two hundred twenty-five thousand, three hundred twelve".