222036885 has 72 divisors (see below), whose sum is σ = 452585016. Its totient is φ = 100396800.

The previous prime is 222036851. The next prime is 222036901. The reversal of 222036885 is 588630222.

It can be written as a sum of positive squares in 4 ways, for example, as 117874449 + 104162436 = 10857^2 + 10206^2 .

It is not a de Polignac number, because 222036885 - 2⁷ = 222036757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 222207 + ... + 223203.

It is an arithmetic number, because the mean of its divisors is an integer number (6285903).

Almost surely, 2^222036885 is an apocalyptic number.

It is an amenable number.

222036885 is an abundant number, since it is smaller than the sum of its proper divisors (230548131).

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

222036885 is a wasteful number, since it uses less digits than its factorization.

222036885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 222036885 is about 14900.9021538966. The cubic root of 222036885 is about 605.5384274007.

The spelling of 222036885 in words is "two hundred twenty-two million, thirty-six thousand, eight hundred eighty-five".