222125688 has 48 divisors (see below), whose sum is σ = 603018000. Its totient is φ = 73866240.

The previous prime is 222125663. The next prime is 222125693. The reversal of 222125688 is 886521222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28893 + ... + 35763.

It is an arithmetic number, because the mean of its divisors is an integer number (12562875).

Almost surely, 2^222125688 is an apocalyptic number.

It is an amenable number.

222125688 is an abundant number, since it is smaller than the sum of its proper divisors (380892312).

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

222125688 is a wasteful number, since it uses less digits than its factorization.

222125688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7332 (or 7325 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 222125688 is about 14903.8816420421. The cubic root of 222125688 is about 605.6191444126.

The spelling of 222125688 in words is "two hundred twenty-two million, one hundred twenty-five thousand, six hundred eighty-eight".