315463426 has 4 divisors (see below), whose sum is σ = 473195142. Its totient is φ = 157731712.

The previous prime is 315463387. The next prime is 315463427. The reversal of 315463426 is 624364513.

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., 184932801 + 130530625 = 13599^2 + 11425^2 .

It is a junction number, because it is equal to n+sod(n) for n = 315463391 and 315463400.

It is not an unprimeable number, because it can be changed into a prime (315463427) by changing a digit.

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, 78865855 + ... + 78865858.

Almost surely, 2^315463426 is an apocalyptic number.

315463426 is a deficient number, since it is larger than the sum of its proper divisors (157731716).

315463426 is a wasteful number, since it uses less digits than its factorization.

315463426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157731715.

The product of its digits is 51840, while the sum is 34.

The square root of 315463426 is about 17761.2900995395. The cubic root of 315463426 is about 680.7427193346.

The spelling of 315463426 in words is "three hundred fifteen million, four hundred sixty-three thousand, four hundred twenty-six".