214393814 has 16 divisors (see below), whose sum is σ = 327983040. Its totient is φ = 105086280.

The previous prime is 214393789. The next prime is 214393819. The reversal of 214393814 is 418393412.

214393814 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214393819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16817 + ... + 26675.

It is an arithmetic number, because the mean of its divisors is an integer number (20498940).

Almost surely, 2^214393814 is an apocalyptic number.

214393814 is a deficient number, since it is larger than the sum of its proper divisors (113589226).

214393814 is a wasteful number, since it uses less digits than its factorization.

214393814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10075.

The product of its digits is 20736, while the sum is 35.

The square root of 214393814 is about 14642.1929368520. The cubic root of 214393814 is about 598.5090891172.

The spelling of 214393814 in words is "two hundred fourteen million, three hundred ninety-three thousand, eight hundred fourteen".