222525222 has 16 divisors (see below), whose sum is σ = 445227840. Its totient is φ = 74145512.

The previous prime is 222525211. The next prime is 222525263.

222525222 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×222525222² = 99034948852298568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222525192 and 222525201.

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, 13429 + ... + 25007.

It is an arithmetic number, because the mean of its divisors is an integer number (27826740).

Almost surely, 2^222525222 is an apocalyptic number.

222525222 is an abundant number, since it is smaller than the sum of its proper divisors (222702618).

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

222525222 is a wasteful number, since it uses less digits than its factorization.

222525222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14787.

The product of its digits is 3200, while the sum is 24.

The square root of 222525222 is about 14917.2793095792. The cubic root of 222525222 is about 605.9820328191.

The spelling of 222525222 in words is "two hundred twenty-two million, five hundred twenty-five thousand, two hundred twenty-two".