216054214 has 4 divisors (see below), whose sum is σ = 324081324. Its totient is φ = 108027106.

The previous prime is 216054199. The next prime is 216054217. The reversal of 216054214 is 412450612.

It is a happy number.

216054214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216054217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54013552 + ... + 54013555.

It is an arithmetic number, because the mean of its divisors is an integer number (81020331).

Almost surely, 2^216054214 is an apocalyptic number.

216054214 is a deficient number, since it is larger than the sum of its proper divisors (108027110).

216054214 is a wasteful number, since it uses less digits than its factorization.

216054214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108027109.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 216054214 is about 14698.7827387168. The cubic root of 216054214 is about 600.0501939490.

The spelling of 216054214 in words is "two hundred sixteen million, fifty-four thousand, two hundred fourteen".