312422504 has 8 divisors (see below), whose sum is σ = 585792210. Its totient is φ = 156211248.

The previous prime is 312422459. The next prime is 312422527. The reversal of 312422504 is 405224213.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 309830404 + 2592100 = 17602^2 + 1610^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 312422504.

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, 19526399 + ... + 19526414.

Almost surely, 2^312422504 is an apocalyptic number.

It is an amenable number.

312422504 is a deficient number, since it is larger than the sum of its proper divisors (273369706).

312422504 is a wasteful number, since it uses less digits than its factorization.

312422504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39052819 (or 39052815 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 312422504 is about 17675.4774758703. The cubic root of 312422504 is about 678.5483044424.

Adding to 312422504 its reverse (405224213), we get a palindrome (717646717).

The spelling of 312422504 in words is "three hundred twelve million, four hundred twenty-two thousand, five hundred four".