214289564 has 12 divisors (see below), whose sum is σ = 377175624. Its totient is φ = 106525104.

The previous prime is 214289563. The next prime is 214289567. The reversal of 214289564 is 465982412.

214289564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214289561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154142 + ... + 155525.

It is an arithmetic number, because the mean of its divisors is an integer number (31431302).

Almost surely, 2^214289564 is an apocalyptic number.

It is an amenable number.

214289564 is a deficient number, since it is larger than the sum of its proper divisors (162886060).

214289564 is a wasteful number, since it uses less digits than its factorization.

214289564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309844 (or 309842 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 214289564 is about 14638.6325864133. The cubic root of 214289564 is about 598.4120641031.

The spelling of 214289564 in words is "two hundred fourteen million, two hundred eighty-nine thousand, five hundred sixty-four".