222252412 has 6 divisors (see below), whose sum is σ = 388941728. Its totient is φ = 111126204.

The previous prime is 222252397. The next prime is 222252439. The reversal of 222252412 is 214252222.

It is a super-2 number, since 2×222252412² = 98792269279635488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27781548 + ... + 27781555.

Almost surely, 2^222252412 is an apocalyptic number.

It is an amenable number.

222252412 is a deficient number, since it is larger than the sum of its proper divisors (166689316).

222252412 is a wasteful number, since it uses less digits than its factorization.

222252412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55563107 (or 55563105 counting only the distinct ones).

The product of its digits is 1280, while the sum is 22.

The square root of 222252412 is about 14908.1324115397. The cubic root of 222252412 is about 605.7342922688.

The spelling of 222252412 in words is "two hundred twenty-two million, two hundred fifty-two thousand, four hundred twelve".