313376449 has 4 divisors (see below), whose sum is σ = 327001536. Its totient is φ = 299751364.

The previous prime is 313376423. The next prime is 313376461. The reversal of 313376449 is 944673313.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-313376449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313376849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6812509 + ... + 6812554.

It is an arithmetic number, because the mean of its divisors is an integer number (81750384).

Almost surely, 2^313376449 is an apocalyptic number.

It is an amenable number.

313376449 is a deficient number, since it is larger than the sum of its proper divisors (13625087).

313376449 is a wasteful number, since it uses less digits than its factorization.

313376449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13625086.

The product of its digits is 163296, while the sum is 40.

The square root of 313376449 is about 17702.4418937049. The cubic root of 313376449 is about 679.2382249333.

The spelling of 313376449 in words is "three hundred thirteen million, three hundred seventy-six thousand, four hundred forty-nine".