315426226 has 4 divisors (see below), whose sum is σ = 473139342. Its totient is φ = 157713112.

The previous prime is 315426193. The next prime is 315426247. The reversal of 315426226 is 622624513.

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

It can be written as a sum of positive squares in only one way, i.e., 306215001 + 9211225 = 17499^2 + 3035^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78856555 + ... + 78856558.

Almost surely, 2^315426226 is an apocalyptic number.

315426226 is a deficient number, since it is larger than the sum of its proper divisors (157713116).

315426226 is a wasteful number, since it uses less digits than its factorization.

315426226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157713115.

The product of its digits is 17280, while the sum is 31.

The square root of 315426226 is about 17760.2428474388. The cubic root of 315426226 is about 680.7159601580.

The spelling of 315426226 in words is "three hundred fifteen million, four hundred twenty-six thousand, two hundred twenty-six".