313253250 has 32 divisors (see below), whose sum is σ = 781881984. Its totient is φ = 83534000.

The previous prime is 313253231. The next prime is 313253257. The reversal of 313253250 is 52352313.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 313253250.

It is not an unprimeable number, because it can be changed into a prime (313253257) 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, 208086 + ... + 209585.

It is an arithmetic number, because the mean of its divisors is an integer number (24433812).

Almost surely, 2^313253250 is an apocalyptic number.

313253250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

313253250 is an abundant number, since it is smaller than the sum of its proper divisors (468628734).

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

313253250 is a wasteful number, since it uses less digits than its factorization.

313253250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417691 (or 417681 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 313253250 is about 17698.9618339608. The cubic root of 313253250 is about 679.1492026740.

The spelling of 313253250 in words is "three hundred thirteen million, two hundred fifty-three thousand, two hundred fifty".