222350256 has 60 divisors (see below), whose sum is σ = 626155608. Its totient is φ = 73654272.

The previous prime is 222350251. The next prime is 222350281. The reversal of 222350256 is 652053222.

It is not an unprimeable number, because it can be changed into a prime (222350251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18736 + ... + 28208.

Almost surely, 2^222350256 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 222350256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313077804).

222350256 is an abundant number, since it is smaller than the sum of its proper divisors (403805352).

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

222350256 is a wasteful number, since it uses less digits than its factorization.

222350256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9650 (or 9641 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 222350256 is about 14911.4136150802. The cubic root of 222350256 is about 605.8231683511.

The spelling of 222350256 in words is "two hundred twenty-two million, three hundred fifty thousand, two hundred fifty-six".