222340214 has 4 divisors (see below), whose sum is σ = 333510324. Its totient is φ = 111170106.

The previous prime is 222340211. The next prime is 222340231. The reversal of 222340214 is 412043222.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222340211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55585052 + ... + 55585055.

It is an arithmetic number, because the mean of its divisors is an integer number (83377581).

Almost surely, 2^222340214 is an apocalyptic number.

222340214 is a deficient number, since it is larger than the sum of its proper divisors (111170110).

222340214 is a wasteful number, since it uses less digits than its factorization.

222340214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111170109.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 222340214 is about 14911.0768893464. The cubic root of 222340214 is about 605.8140479540.

Adding to 222340214 its reverse (412043222), we get a palindrome (634383436).

The spelling of 222340214 in words is "two hundred twenty-two million, three hundred forty thousand, two hundred fourteen".