222822260 has 12 divisors (see below), whose sum is σ = 467926788. Its totient is φ = 89128896.

The previous prime is 222822241. The next prime is 222822287. The reversal of 222822260 is 62228222.

It can be written as a sum of positive squares in 2 ways, for example, as 60310756 + 162511504 = 7766^2 + 12748^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5570537 + ... + 5570576.

It is an arithmetic number, because the mean of its divisors is an integer number (38993899).

Almost surely, 2^222822260 is an apocalyptic number.

222822260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222822260 is an abundant number, since it is smaller than the sum of its proper divisors (245104528).

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

222822260 is a wasteful number, since it uses less digits than its factorization.

222822260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11141122 (or 11141120 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 222822260 is about 14927.2321613888. The cubic root of 222822260 is about 606.2515448290.

It can be divided in two parts, 22282 and 2260, that added together give a palindrome (24542).

The spelling of 222822260 in words is "two hundred twenty-two million, eight hundred twenty-two thousand, two hundred sixty".