312004424 has 64 divisors (see below), whose sum is σ = 629717760. Its totient is φ = 144668160.

The previous prime is 312004391. The next prime is 312004487. The reversal of 312004424 is 424400213.

312004424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 312004396 and 312004405.

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 15 ways as a sum of consecutive naturals, for example, 570119 + ... + 570665.

It is an arithmetic number, because the mean of its divisors is an integer number (9839340).

Almost surely, 2^312004424 is an apocalyptic number.

It is an amenable number.

312004424 is an abundant number, since it is smaller than the sum of its proper divisors (317713336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312004424 is a wasteful number, since it uses less digits than its factorization.

312004424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 674 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 312004424 is about 17663.6469620517. The cubic root of 312004424 is about 678.2454942970.

Adding to 312004424 its reverse (424400213), we get a palindrome (736404637).

The spelling of 312004424 in words is "three hundred twelve million, four thousand, four hundred twenty-four".