313745194 has 16 divisors (see below), whose sum is σ = 538357248. Its totient is φ = 134335152.

The previous prime is 313745153. The next prime is 313745209. The reversal of 313745194 is 491547313.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5607 + ... + 25669.

It is an arithmetic number, because the mean of its divisors is an integer number (33647328).

Almost surely, 2^313745194 is an apocalyptic number.

313745194 is a deficient number, since it is larger than the sum of its proper divisors (224612054).

313745194 is a wasteful number, since it uses less digits than its factorization.

313745194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21189.

The product of its digits is 45360, while the sum is 37.

The square root of 313745194 is about 17712.8539202467. The cubic root of 313745194 is about 679.5045367175.

The spelling of 313745194 in words is "three hundred thirteen million, seven hundred forty-five thousand, one hundred ninety-four".