222098688 has 216 divisors, whose sum is σ = 749968128. Its totient is φ = 61894656.

The previous prime is 222098687. The next prime is 222098707. The reversal of 222098688 is 886890222.

It is a super-2 number, since 2×222098688² = 98655654422642688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222098687) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 757870 + ... + 758162.

Almost surely, 2^222098688 is an apocalyptic number.

222098688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222098688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (374984064).

222098688 is an abundant number, since it is smaller than the sum of its proper divisors (527869440).

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

222098688 is a wasteful number, since it uses less digits than its factorization.

222098688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 222098688 is about 14902.9758102199. The cubic root of 222098688 is about 605.5946051835.

The spelling of 222098688 in words is "two hundred twenty-two million, ninety-eight thousand, six hundred eighty-eight".