222273576 has 96 divisors (see below), whose sum is σ = 691891200. Its totient is φ = 63146880.

The previous prime is 222273553. The next prime is 222273607. The reversal of 222273576 is 675372222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222273576.

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 23 ways as a sum of consecutive naturals, for example, 95110 + ... + 97418.

It is an arithmetic number, because the mean of its divisors is an integer number (7207200).

Almost surely, 2^222273576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222273576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345945600).

222273576 is an abundant number, since it is smaller than the sum of its proper divisors (469617624).

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

222273576 is a wasteful number, since it uses less digits than its factorization.

222273576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519 (or 2512 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 222273576 is about 14908.8422085687. The cubic root of 222273576 is about 605.7535186873.

The spelling of 222273576 in words is "two hundred twenty-two million, two hundred seventy-three thousand, five hundred seventy-six".