312444304 has 20 divisors (see below), whose sum is σ = 613889280. Its totient is φ = 154021280.

The previous prime is 312444229. The next prime is 312444311. The reversal of 312444304 is 403444213.

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 in 3 ways as a sum of consecutive naturals, for example, 136384 + ... + 138655.

It is an arithmetic number, because the mean of its divisors is an integer number (30694464).

Almost surely, 2^312444304 is an apocalyptic number.

It is an amenable number.

312444304 is a deficient number, since it is larger than the sum of its proper divisors (301444976).

312444304 is a wasteful number, since it uses less digits than its factorization.

312444304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275118 (or 275112 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 312444304 is about 17676.0941386948. The cubic root of 312444304 is about 678.5640864991.

Adding to 312444304 its reverse (403444213), we get a palindrome (715888517).

Subtracting 312444304 from its reverse (403444213), we obtain a palindrome (90999909).

The spelling of 312444304 in words is "three hundred twelve million, four hundred forty-four thousand, three hundred four".