222635252 has 24 divisors (see below), whose sum is σ = 455628096. Its totient is φ = 93195648.

The previous prime is 222635183. The next prime is 222635267. The reversal of 222635252 is 252536222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91253 + ... + 93660.

It is an arithmetic number, because the mean of its divisors is an integer number (18984504).

Almost surely, 2^222635252 is an apocalyptic number.

It is an amenable number.

222635252 is an abundant number, since it is smaller than the sum of its proper divisors (232992844).

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

222635252 is a wasteful number, since it uses less digits than its factorization.

222635252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184967 (or 184965 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 222635252 is about 14920.9668587528. The cubic root of 222635252 is about 606.0818944826.

The spelling of 222635252 in words is "two hundred twenty-two million, six hundred thirty-five thousand, two hundred fifty-two".