312926344 has 32 divisors (see below), whose sum is σ = 623450520. Its totient is φ = 146738176.

The previous prime is 312926303. The next prime is 312926357. The reversal of 312926344 is 443629213.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 287302500 + 25623844 = 16950^2 + 5062^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35922 + ... + 43774.

Almost surely, 2^312926344 is an apocalyptic number.

312926344 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

312926344 is a deficient number, since it is larger than the sum of its proper divisors (310524176).

312926344 is a wasteful number, since it uses less digits than its factorization.

312926344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8169 (or 8165 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 312926344 is about 17689.7242488401. The cubic root of 312926344 is about 678.9128707546.

It can be divided in two parts, 31292 and 6344, that added together give a square (37636 = 194²).

The spelling of 312926344 in words is "three hundred twelve million, nine hundred twenty-six thousand, three hundred forty-four".