222548922 has 12 divisors (see below), whose sum is σ = 482189370. Its totient is φ = 74182968.

The previous prime is 222548891. The next prime is 222548927. The reversal of 222548922 is 229845222.

222548922 is a `hidden beast` number, since 2 + 22 + 548 + 92 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 148571721 + 73977201 = 12189^2 + 8601^2 .

It is not an unprimeable number, because it can be changed into a prime (222548927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6181897 + ... + 6181932.

Almost surely, 2^222548922 is an apocalyptic number.

222548922 is an abundant number, since it is smaller than the sum of its proper divisors (259640448).

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

222548922 is a wasteful number, since it uses less digits than its factorization.

222548922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12363837 (or 12363834 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 222548922 is about 14918.0736692108. The cubic root of 222548922 is about 606.0035453833.

The spelling of 222548922 in words is "two hundred twenty-two million, five hundred forty-eight thousand, nine hundred twenty-two".