223945224 has 32 divisors (see below), whose sum is σ = 571777920. Its totient is φ = 73059776.

The previous prime is 223945219. The next prime is 223945259. The reversal of 223945224 is 422549322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98139 + ... + 100394.

It is an arithmetic number, because the mean of its divisors is an integer number (17868060).

Almost surely, 2^223945224 is an apocalyptic number.

223945224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

223945224 is an abundant number, since it is smaller than the sum of its proper divisors (347832696).

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

223945224 is a wasteful number, since it uses less digits than its factorization.

223945224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198589 (or 198585 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 223945224 is about 14964.7994974874. The cubic root of 223945224 is about 607.2682867092.

The spelling of 223945224 in words is "two hundred twenty-three million, nine hundred forty-five thousand, two hundred twenty-four".