313444394 has 8 divisors (see below), whose sum is σ = 472793760. Its totient is φ = 155846476.

The previous prime is 313444393. The next prime is 313444399. The reversal of 313444394 is 493444313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (313444393) by changing a digit.

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, 437414 + ... + 438129.

It is an arithmetic number, because the mean of its divisors is an integer number (59099220).

Almost surely, 2^313444394 is an apocalyptic number.

313444394 is a deficient number, since it is larger than the sum of its proper divisors (159349366).

313444394 is a wasteful number, since it uses less digits than its factorization.

313444394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875724.

The product of its digits is 62208, while the sum is 35.

The square root of 313444394 is about 17704.3608752194. The cubic root of 313444394 is about 679.2873112706.

The spelling of 313444394 in words is "three hundred thirteen million, four hundred forty-four thousand, three hundred ninety-four".