214412140 has 24 divisors (see below), whose sum is σ = 450631440. Its totient is φ = 85695168.

The previous prime is 214412129. The next prime is 214412153. The reversal of 214412140 is 41214412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26046 + ... + 33274.

It is an arithmetic number, because the mean of its divisors is an integer number (18776310).

Almost surely, 2^214412140 is an apocalyptic number.

214412140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214412140 is an abundant number, since it is smaller than the sum of its proper divisors (236219300).

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

214412140 is a wasteful number, since it uses less digits than its factorization.

214412140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8721 (or 8719 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 214412140 is about 14642.8187177196. The cubic root of 214412140 is about 598.5261417937.

Adding to 214412140 its reverse (41214412), we get a palindrome (255626552).

The spelling of 214412140 in words is "two hundred fourteen million, four hundred twelve thousand, one hundred forty".