313965290 has 32 divisors (see below), whose sum is σ = 580756176. Its totient is φ = 122135040.

The previous prime is 313965263. The next prime is 313965347. The reversal of 313965290 is 92569313.

It can be written as a sum of positive squares in 8 ways, for example, as 62457409 + 251507881 = 7903^2 + 15859^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151904 + ... + 153956.

Almost surely, 2^313965290 is an apocalyptic number.

313965290 is a deficient number, since it is larger than the sum of its proper divisors (266790886).

313965290 is a wasteful number, since it uses less digits than its factorization.

313965290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2474.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 313965290 is about 17719.0657202912. The cubic root of 313965290 is about 679.6633930922.

The spelling of 313965290 in words is "three hundred thirteen million, nine hundred sixty-five thousand, two hundred ninety".