214505136 has 60 divisors (see below), whose sum is σ = 631920120. Its totient is φ = 67737600.

The previous prime is 214505131. The next prime is 214505143. The reversal of 214505136 is 631505412.

214505136 is a `hidden beast` number, since 2 + 145 + 0 + 513 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (214505131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36465 + ... + 41936.

It is an arithmetic number, because the mean of its divisors is an integer number (10532002).

Almost surely, 2^214505136 is an apocalyptic number.

It is an amenable number.

214505136 is an abundant number, since it is smaller than the sum of its proper divisors (417414984).

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

214505136 is a wasteful number, since it uses less digits than its factorization.

214505136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78434 (or 78425 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 214505136 is about 14645.9938549762. The cubic root of 214505136 is about 598.6126612913.

The spelling of 214505136 in words is "two hundred fourteen million, five hundred five thousand, one hundred thirty-six".