312043344 has 20 divisors (see below), whose sum is σ = 806112096. Its totient is φ = 104014432.

The previous prime is 312043337. The next prime is 312043379. The reversal of 312043344 is 443340213.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 3250404 + ... + 3250499.

Almost surely, 2^312043344 is an apocalyptic number.

It is an amenable number.

312043344 is an abundant number, since it is smaller than the sum of its proper divisors (494068752).

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

312043344 is a wasteful number, since it uses less digits than its factorization.

312043344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500914 (or 6500908 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 312043344 is about 17664.7486254404. The cubic root of 312043344 is about 678.2736949837.

Adding to 312043344 its reverse (443340213), we get a palindrome (755383557).

It can be divided in two parts, 3120 and 43344, that added together give a palindrome (46464).

The spelling of 312043344 in words is "three hundred twelve million, forty-three thousand, three hundred forty-four".