315063242 has 8 divisors (see below), whose sum is σ = 508948356. Its totient is φ = 145413792.

The previous prime is 315063241. The next prime is 315063271. The reversal of 315063242 is 242360513.

It can be written as a sum of positive squares in 2 ways, for example, as 246521401 + 68541841 = 15701^2 + 8279^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 12117817 = 315063242 / (3 + 1 + 5 + 0 + 6 + 3 + 2 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (315063241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6058883 + ... + 6058934.

Almost surely, 2^315063242 is an apocalyptic number.

315063242 is a deficient number, since it is larger than the sum of its proper divisors (193885114).

315063242 is a wasteful number, since it uses less digits than its factorization.

315063242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12117832.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 315063242 is about 17750.0209013961. The cubic root of 315063242 is about 680.4547434048.

The spelling of 315063242 in words is "three hundred fifteen million, sixty-three thousand, two hundred forty-two".