314883945 has 24 divisors (see below), whose sum is σ = 577906056. Its totient is φ = 158059008.

The previous prime is 314883923. The next prime is 314883953. The reversal of 314883945 is 549388413.

It can be written as a sum of positive squares in 4 ways, for example, as 18045504 + 296838441 = 4248^2 + 17229^2 .

It is not a de Polignac number, because 314883945 - 2⁸ = 314883689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 314883945.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 205042 + ... + 206571.

It is an arithmetic number, because the mean of its divisors is an integer number (24079419).

Almost surely, 2^314883945 is an apocalyptic number.

It is an amenable number.

314883945 is a deficient number, since it is larger than the sum of its proper divisors (263022111).

314883945 is a wasteful number, since it uses less digits than its factorization.

314883945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411641 (or 411638 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 314883945 is about 17744.9695688666. The cubic root of 314883945 is about 680.3256405999.

The spelling of 314883945 in words is "three hundred fourteen million, eight hundred eighty-three thousand, nine hundred forty-five".