222340252 has 24 divisors (see below), whose sum is σ = 402298400. Its totient is φ = 107438400.

The previous prime is 222340249. The next prime is 222340259. The reversal of 222340252 is 252043222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222340259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17374 + ... + 27322.

Almost surely, 2^222340252 is an apocalyptic number.

It is an amenable number.

222340252 is a deficient number, since it is larger than the sum of its proper divisors (179958148).

222340252 is a wasteful number, since it uses less digits than its factorization.

222340252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10141 (or 10139 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 222340252 is about 14911.0781635668. The cubic root of 222340252 is about 605.8140824671.

Adding to 222340252 its reverse (252043222), we get a palindrome (474383474).

The spelling of 222340252 in words is "two hundred twenty-two million, three hundred forty thousand, two hundred fifty-two".