222115364 has 12 divisors (see below), whose sum is σ = 388860444. Its totient is φ = 111012384.

The previous prime is 222115357. The next prime is 222115381. The reversal of 222115364 is 463511222.

It is a happy number.

222115364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 97614400 + 124500964 = 9880^2 + 11158^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262 + ... + 21114.

It is an arithmetic number, because the mean of its divisors is an integer number (32405037).

Almost surely, 2^222115364 is an apocalyptic number.

It is an amenable number.

222115364 is a deficient number, since it is larger than the sum of its proper divisors (166745080).

222115364 is a wasteful number, since it uses less digits than its factorization.

222115364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22654 (or 22652 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 222115364 is about 14903.5352852939. The cubic root of 222115364 is about 605.6097615733.

Adding to 222115364 its reverse (463511222), we get a palindrome (685626586).

The spelling of 222115364 in words is "two hundred twenty-two million, one hundred fifteen thousand, three hundred sixty-four".