223815056 has 10 divisors (see below), whose sum is σ = 433641702. Its totient is φ = 111907520.

The previous prime is 223815037. The next prime is 223815077. The reversal of 223815056 is 650518322.

It can be written as a sum of positive squares in only one way, i.e., 223801600 + 13456 = 14960^2 + 116^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6994205 + ... + 6994236.

Almost surely, 2^223815056 is an apocalyptic number.

It is an amenable number.

223815056 is a deficient number, since it is larger than the sum of its proper divisors (209826646).

223815056 is a wasteful number, since it uses less digits than its factorization.

223815056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13988449 (or 13988443 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 223815056 is about 14960.4497258605. The cubic root of 223815056 is about 607.1506058210.

The spelling of 223815056 in words is "two hundred twenty-three million, eight hundred fifteen thousand, fifty-six".