222908492 has 12 divisors (see below), whose sum is σ = 390602520. Its totient is φ = 111307776.

The previous prime is 222908489. The next prime is 222908501. The reversal of 222908492 is 294809222.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 33158 + ... + 39309.

It is an arithmetic number, because the mean of its divisors is an integer number (32550210).

Almost surely, 2^222908492 is an apocalyptic number.

It is an amenable number.

222908492 is a deficient number, since it is larger than the sum of its proper divisors (167694028).

222908492 is a wasteful number, since it uses less digits than its factorization.

222908492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73240 (or 73238 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 222908492 is about 14930.1202942240. The cubic root of 222908492 is about 606.3297409972.

The spelling of 222908492 in words is "two hundred twenty-two million, nine hundred eight thousand, four hundred ninety-two".