214171340 has 12 divisors (see below), whose sum is σ = 449759856. Its totient is φ = 85668528.

The previous prime is 214171333. The next prime is 214171361. The reversal of 214171340 is 43171412.

It is a happy number.

214171340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5354264 + ... + 5354303.

It is an arithmetic number, because the mean of its divisors is an integer number (37479988).

Almost surely, 2^214171340 is an apocalyptic number.

214171340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214171340 is an abundant number, since it is smaller than the sum of its proper divisors (235588516).

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

214171340 is a wasteful number, since it uses less digits than its factorization.

214171340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10708576 (or 10708574 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 214171340 is about 14634.5939472197. The cubic root of 214171340 is about 598.3019954637.

The spelling of 214171340 in words is "two hundred fourteen million, one hundred seventy-one thousand, three hundred forty".