222133385 has 16 divisors (see below), whose sum is σ = 277248000. Its totient is φ = 170703936.

The previous prime is 222133363. The next prime is 222133397. The reversal of 222133385 is 583331222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 222133385 - 2¹² = 222129289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7016 + ... + 22214.

It is an arithmetic number, because the mean of its divisors is an integer number (17328000).

Almost surely, 2^222133385 is an apocalyptic number.

It is an amenable number.

222133385 is a deficient number, since it is larger than the sum of its proper divisors (55114615).

222133385 is a wasteful number, since it uses less digits than its factorization.

222133385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15320.

The product of its digits is 8640, while the sum is 29.

The square root of 222133385 is about 14904.1398611258. The cubic root of 222133385 is about 605.6261395464.

The spelling of 222133385 in words is "two hundred twenty-two million, one hundred thirty-three thousand, three hundred eighty-five".