313986026 has 4 divisors (see below), whose sum is σ = 470979042. Its totient is φ = 156993012.

The previous prime is 313986019. The next prime is 313986031. The reversal of 313986026 is 620689313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 620689313 = 71 ⋅8742103.

It can be written as a sum of positive squares in only one way, i.e., 194630401 + 119355625 = 13951^2 + 10925^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78496505 + ... + 78496508.

Almost surely, 2^313986026 is an apocalyptic number.

313986026 is a deficient number, since it is larger than the sum of its proper divisors (156993016).

313986026 is a wasteful number, since it uses less digits than its factorization.

313986026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156993015.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 313986026 is about 17719.6508430612. The cubic root of 313986026 is about 679.6783556696.

The spelling of 313986026 in words is "three hundred thirteen million, nine hundred eighty-six thousand, twenty-six".