222125256 has 24 divisors (see below), whose sum is σ = 601589430. Its totient is φ = 74041728.

The previous prime is 222125131. The next prime is 222125269. The reversal of 222125256 is 652521222.

It can be written as a sum of positive squares in only one way, i.e., 220522500 + 1602756 = 14850^2 + 1266^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1542465 + ... + 1542608.

Almost surely, 2^222125256 is an apocalyptic number.

It is an amenable number.

222125256 is an abundant number, since it is smaller than the sum of its proper divisors (379464174).

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

222125256 is a wasteful number, since it uses less digits than its factorization.

222125256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3085085 (or 3085078 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 222125256 is about 14903.8671491664. The cubic root of 222125256 is about 605.6187518006.

Adding to 222125256 its reverse (652521222), we get a palindrome (874646478).

The spelling of 222125256 in words is "two hundred twenty-two million, one hundred twenty-five thousand, two hundred fifty-six".