315423542 has 16 divisors (see below), whose sum is σ = 572533920. Its totient is φ = 127229568.

The previous prime is 315423529. The next prime is 315423551. The reversal of 315423542 is 245324513.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 662417 + ... + 662892.

It is an arithmetic number, because the mean of its divisors is an integer number (35783370).

Almost surely, 2^315423542 is an apocalyptic number.

315423542 is a deficient number, since it is larger than the sum of its proper divisors (257110378).

315423542 is a wasteful number, since it uses less digits than its factorization.

315423542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325335.

The product of its digits is 14400, while the sum is 29.

The square root of 315423542 is about 17760.1672852482. The cubic root of 315423542 is about 680.7140293876.

The spelling of 315423542 in words is "three hundred fifteen million, four hundred twenty-three thousand, five hundred forty-two".