314344642 has 4 divisors (see below), whose sum is σ = 471516966. Its totient is φ = 157172320.

The previous prime is 314344627. The next prime is 314344669. The reversal of 314344642 is 246443413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 160807761 + 153536881 = 12681^2 + 12391^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78586159 + ... + 78586162.

Almost surely, 2^314344642 is an apocalyptic number.

314344642 is a deficient number, since it is larger than the sum of its proper divisors (157172324).

314344642 is a wasteful number, since it uses less digits than its factorization.

314344642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157172323.

The product of its digits is 27648, while the sum is 31.

The square root of 314344642 is about 17729.7671163498. The cubic root of 314344642 is about 679.9370198303.

The spelling of 314344642 in words is "three hundred fourteen million, three hundred forty-four thousand, six hundred forty-two".