214545564 has 48 divisors (see below), whose sum is σ = 580419840. Its totient is φ = 68405040.

The previous prime is 214545563. The next prime is 214545571. The reversal of 214545564 is 465545412.

214545564 is a `hidden beast` number, since 2 + 145 + 455 + 64 = 666.

214545564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214545563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40702 + ... + 45669.

It is an arithmetic number, because the mean of its divisors is an integer number (12092080).

Almost surely, 2^214545564 is an apocalyptic number.

It is an amenable number.

214545564 is an abundant number, since it is smaller than the sum of its proper divisors (365874276).

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

214545564 is a wasteful number, since it uses less digits than its factorization.

214545564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86407 (or 86399 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 214545564 is about 14647.3739625914. The cubic root of 214545564 is about 598.6502659735.

The spelling of 214545564 in words is "two hundred fourteen million, five hundred forty-five thousand, five hundred sixty-four".