318318026 has 12 divisors (see below), whose sum is σ = 514353042. Its totient is φ = 146874024.

The previous prime is 318318019. The next prime is 318318043. The reversal of 318318026 is 620813813.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 306075025 + 12243001 = 17495^2 + 3499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 318317983 and 318318001.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89225 + ... + 92723.

Almost surely, 2^318318026 is an apocalyptic number.

318318026 is a deficient number, since it is larger than the sum of its proper divisors (196035016).

318318026 is an frugal number, since it uses more digits than its factorization.

318318026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7013 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 318318026 is about 17841.4692780612. The cubic root of 318318026 is about 682.7898832540.

The spelling of 318318026 in words is "three hundred eighteen million, three hundred eighteen thousand, twenty-six".