223256043 has 12 divisors (see below), whose sum is σ = 329981080. Its totient is φ = 145375776.

The previous prime is 223256027. The next prime is 223256051. The reversal of 223256043 is 340652322.

223256043 is a `hidden beast` number, since 22 + 32 + 5 + 604 + 3 = 666.

It is not a de Polignac number, because 223256043 - 2⁴ = 223256027 is a prime.

It is a super-3 number, since 3×223256043³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223255998 and 223256016.

It is not an unprimeable number, because it can be changed into a prime (223256843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288058 + ... + 288831.

Almost surely, 2^223256043 is an apocalyptic number.

223256043 is a deficient number, since it is larger than the sum of its proper divisors (106725037).

223256043 is a wasteful number, since it uses less digits than its factorization.

223256043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576938 (or 576935 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 223256043 is about 14941.7550174001. The cubic root of 223256043 is about 606.6446999587.

The spelling of 223256043 in words is "two hundred twenty-three million, two hundred fifty-six thousand, forty-three".