222256756 has 12 divisors (see below), whose sum is σ = 409420480. Its totient is φ = 105279480.

The previous prime is 222256739. The next prime is 222256781. The reversal of 222256756 is 657652222.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1462140 + ... + 1462291.

Almost surely, 2^222256756 is an apocalyptic number.

It is an amenable number.

222256756 is a deficient number, since it is larger than the sum of its proper divisors (187163724).

222256756 is a wasteful number, since it uses less digits than its factorization.

222256756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924454 (or 2924452 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 222256756 is about 14908.2781031211. The cubic root of 222256756 is about 605.7382386716.

The spelling of 222256756 in words is "two hundred twenty-two million, two hundred fifty-six thousand, seven hundred fifty-six".