214163340 has 24 divisors (see below), whose sum is σ = 599657520. Its totient is φ = 57110208.

The previous prime is 214163317. The next prime is 214163353. The reversal of 214163340 is 43361412.

It is a self number, because there is not a number n which added to its sum of digits gives 214163340.

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, 1784635 + ... + 1784754.

It is an arithmetic number, because the mean of its divisors is an integer number (24985730).

Almost surely, 2^214163340 is an apocalyptic number.

214163340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214163340 is an abundant number, since it is smaller than the sum of its proper divisors (385494180).

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

214163340 is a wasteful number, since it uses less digits than its factorization.

214163340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3569401 (or 3569399 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 214163340 is about 14634.3206196940. The cubic root of 214163340 is about 598.2945458588.

The spelling of 214163340 in words is "two hundred fourteen million, one hundred sixty-three thousand, three hundred forty".