314644891 has 24 divisors (see below), whose sum is σ = 368982432. Its totient is φ = 267168000.

The previous prime is 314644877. The next prime is 314644907. The reversal of 314644891 is 198446413.

It is not a de Polignac number, because 314644891 - 2⁷ = 314644763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (314644861) 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 23 ways as a sum of consecutive naturals, for example, 310101 + ... + 311113.

It is an arithmetic number, because the mean of its divisors is an integer number (15374268).

Almost surely, 2^314644891 is an apocalyptic number.

314644891 is a deficient number, since it is larger than the sum of its proper divisors (54337541).

314644891 is a wasteful number, since it uses less digits than its factorization.

314644891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203 (or 1192 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 314644891 is about 17738.2324654967. The cubic root of 314644891 is about 680.1534335143.

The spelling of 314644891 in words is "three hundred fourteen million, six hundred forty-four thousand, eight hundred ninety-one".