314443689 has 16 divisors (see below), whose sum is σ = 479400960. Its totient is φ = 179588880.

The previous prime is 314443687. The next prime is 314443691. The reversal of 314443689 is 986344413.

It is an interprime number because it is at equal distance from previous prime (314443687) and next prime (314443691).

It is not a de Polignac number, because 314443689 - 2¹ = 314443687 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 314443689.

It is not an unprimeable number, because it can be changed into a prime (314443687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72204 + ... + 76434.

It is an arithmetic number, because the mean of its divisors is an integer number (29962560).

Almost surely, 2^314443689 is an apocalyptic number.

It is an amenable number.

314443689 is a deficient number, since it is larger than the sum of its proper divisors (164957271).

314443689 is a wasteful number, since it uses less digits than its factorization.

314443689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7780.

The product of its digits is 248832, while the sum is 42.

The square root of 314443689 is about 17732.5601366526. The cubic root of 314443689 is about 680.0084262220.

The spelling of 314443689 in words is "three hundred fourteen million, four hundred forty-three thousand, six hundred eighty-nine".