222233556 has 24 divisors (see below), whose sum is σ = 518788480. Its totient is φ = 74043072.

The previous prime is 222233527. The next prime is 222233563. The reversal of 222233556 is 655332222.

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42240 + ... + 47208.

Almost surely, 2^222233556 is an apocalyptic number.

It is a pronic number, being equal to 14907×14908.

It is an amenable number.

222233556 is an abundant number, since it is smaller than the sum of its proper divisors (296554924).

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

222233556 is a wasteful number, since it uses less digits than its factorization.

222233556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8703 (or 8701 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 222233556 is about 14907.4999916150. The cubic root of 222233556 is about 605.7171615228.

Adding to 222233556 its reverse (655332222), we get a palindrome (877565778).

It can be divided in two parts, 2222 and 33556, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 222233556 in words is "two hundred twenty-two million, two hundred thirty-three thousand, five hundred fifty-six".