222999957 has 24 divisors (see below), whose sum is σ = 337978368. Its totient is φ = 141501600.

The previous prime is 222999923. The next prime is 222999989. The reversal of 222999957 is 759999222.

It is not a de Polignac number, because 222999957 - 2⁶ = 222999893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222999457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10468 + ... + 23570.

It is an arithmetic number, because the mean of its divisors is an integer number (14082432).

Almost surely, 2^222999957 is an apocalyptic number.

It is an amenable number.

222999957 is a deficient number, since it is larger than the sum of its proper divisors (114978411).

222999957 is a wasteful number, since it uses less digits than its factorization.

222999957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13201 (or 13198 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 54.

The square root of 222999957 is about 14933.1830833215. The cubic root of 222999957 is about 606.4126604735.

The spelling of 222999957 in words is "two hundred twenty-two million, nine hundred ninety-nine thousand, nine hundred fifty-seven".