427318564 has 24 divisors (see below), whose sum is σ = 799360128. Its totient is φ = 199383360.

The previous prime is 427318561. The next prime is 427318571. The reversal of 427318564 is 465813724.

It is not an unprimeable number, because it can be changed into a prime (427318561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52872 + ... + 60415.

It is an arithmetic number, because the mean of its divisors is an integer number (33306672).

Almost surely, 2^427318564 is an apocalyptic number.

It is an amenable number.

427318564 is a deficient number, since it is larger than the sum of its proper divisors (372041564).

427318564 is a wasteful number, since it uses less digits than its factorization.

427318564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113355 (or 113353 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 427318564 is about 20671.6850788706. The cubic root of 427318564 is about 753.2120397994.

The spelling of 427318564 in words is "four hundred twenty-seven million, three hundred eighteen thousand, five hundred sixty-four".