222364136 has 8 divisors (see below), whose sum is σ = 416932770. Its totient is φ = 111182064.

The previous prime is 222364127. The next prime is 222364139. The reversal of 222364136 is 631463222.

222364136 is digitally balanced in base 3, 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 only one way, i.e., 221831236 + 532900 = 14894^2 + 730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 222364099 and 222364108.

It is not an unprimeable number, because it can be changed into a prime (222364139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13897751 + ... + 13897766.

Almost surely, 2^222364136 is an apocalyptic number.

It is an amenable number.

222364136 is a deficient number, since it is larger than the sum of its proper divisors (194568634).

222364136 is a wasteful number, since it uses less digits than its factorization.

222364136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27795523 (or 27795519 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

The square root of 222364136 is about 14911.8790231144. The cubic root of 222364136 is about 605.8357740642.

The spelling of 222364136 in words is "two hundred twenty-two million, three hundred sixty-four thousand, one hundred thirty-six".