313301690 has 32 divisors (see below), whose sum is σ = 608395536. Its totient is φ = 115476480.

The previous prime is 313301689. The next prime is 313301707. The reversal of 313301690 is 96103313.

It can be written as a sum of positive squares in 8 ways, for example, as 116488849 + 196812841 = 10793^2 + 14029^2 .

It is a super-2 number, since 2×313301690² = 196315897913712200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85700 + ... + 89280.

Almost surely, 2^313301690 is an apocalyptic number.

313301690 is a deficient number, since it is larger than the sum of its proper divisors (295093846).

313301690 is a wasteful number, since it uses less digits than its factorization.

313301690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 313301690 is about 17700.3302229083. The cubic root of 313301690 is about 679.1842076759.

The spelling of 313301690 in words is "three hundred thirteen million, three hundred one thousand, six hundred ninety".