222116814 has 12 divisors (see below), whose sum is σ = 481253136. Its totient is φ = 74038932.

The previous prime is 222116813. The next prime is 222116827. The reversal of 222116814 is 418611222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222116813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6169894 + ... + 6169929.

It is an arithmetic number, because the mean of its divisors is an integer number (40104428).

Almost surely, 2^222116814 is an apocalyptic number.

222116814 is an abundant number, since it is smaller than the sum of its proper divisors (259136322).

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

222116814 is a wasteful number, since it uses less digits than its factorization.

222116814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12339831 (or 12339828 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 222116814 is about 14903.5839313905. The cubic root of 222116814 is about 605.6110794054.

The spelling of 222116814 in words is "two hundred twenty-two million, one hundred sixteen thousand, eight hundred fourteen".