222135274 has 16 divisors (see below), whose sum is σ = 344699136. Its totient is φ = 107251200.

The previous prime is 222135269. The next prime is 222135293. The reversal of 222135274 is 472531222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26794 + ... + 34090.

It is an arithmetic number, because the mean of its divisors is an integer number (21543696).

Almost surely, 2^222135274 is an apocalyptic number.

222135274 is a deficient number, since it is larger than the sum of its proper divisors (122563862).

222135274 is a wasteful number, since it uses less digits than its factorization.

222135274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7821.

The product of its digits is 6720, while the sum is 28.

The square root of 222135274 is about 14904.2032326455. The cubic root of 222135274 is about 605.6278562695.

Adding to 222135274 its reverse (472531222), we get a palindrome (694666496).

The spelling of 222135274 in words is "two hundred twenty-two million, one hundred thirty-five thousand, two hundred seventy-four".