314212644 has 18 divisors (see below), whose sum is σ = 794259830. Its totient is φ = 104737536.

The previous prime is 314212609. The next prime is 314212693. The reversal of 314212644 is 446212413.

It is a happy number.

314212644 is a `hidden beast` number, since 3 + 1 + 4 + 2 + 12 + 644 = 666.

It can be written as a sum of positive squares in only one way, i.e., 191268900 + 122943744 = 13830^2 + 11088^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4364029 + ... + 4364100.

Almost surely, 2^314212644 is an apocalyptic number.

It is an amenable number.

314212644 is an abundant number, since it is smaller than the sum of its proper divisors (480047186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

314212644 is a wasteful number, since it uses less digits than its factorization.

314212644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8728139 (or 8728134 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 314212644 is about 17726.0442287612. The cubic root of 314212644 is about 679.8418346098.

The spelling of 314212644 in words is "three hundred fourteen million, two hundred twelve thousand, six hundred forty-four".