313442344 has 32 divisors (see below), whose sum is σ = 615035520. Its totient is φ = 149472576.

The previous prime is 313442291. The next prime is 313442369. The reversal of 313442344 is 443244313.

It is a super-2 number, since 2×313442344² = 196492206024428672, which contains 22 as substring.

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, 66349 + ... + 70915.

It is an arithmetic number, because the mean of its divisors is an integer number (19219860).

Almost surely, 2^313442344 is an apocalyptic number.

It is an amenable number.

313442344 is a deficient number, since it is larger than the sum of its proper divisors (301593176).

313442344 is a wasteful number, since it uses less digits than its factorization.

313442344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4969 (or 4965 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 313442344 is about 17704.3029797843. The cubic root of 313442344 is about 679.2858303678.

Adding to 313442344 its reverse (443244313), we get a palindrome (756686657).

The spelling of 313442344 in words is "three hundred thirteen million, four hundred forty-two thousand, three hundred forty-four".