250263313 has 4 divisors (see below), whose sum is σ = 251117748. Its totient is φ = 249408880.

The previous prime is 250263281. The next prime is 250263329. The reversal of 250263313 is 313362052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 163251729 + 87011584 = 12777^2 + 9328^2 .

It is a cyclic number.

It is not a de Polignac number, because 250263313 - 2⁵ = 250263281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (250263373) 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, 426778 + ... + 427363.

It is an arithmetic number, because the mean of its divisors is an integer number (62779437).

Almost surely, 2^250263313 is an apocalyptic number.

It is an amenable number.

250263313 is a deficient number, since it is larger than the sum of its proper divisors (854435).

250263313 is an equidigital number, since it uses as much as digits as its factorization.

250263313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854434.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 250263313 is about 15819.7127976459. The cubic root of 250263313 is about 630.1816164049.

The spelling of 250263313 in words is "two hundred fifty million, two hundred sixty-three thousand, three hundred thirteen".