223049856 has 32 divisors (see below), whose sum is σ = 592477200. Its totient is φ = 74349824.

The previous prime is 223049831. The next prime is 223049863. The reversal of 223049856 is 658940322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290046 + ... + 290813.

Almost surely, 2^223049856 is an apocalyptic number.

It is an amenable number.

223049856 is an abundant number, since it is smaller than the sum of its proper divisors (369427344).

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

223049856 is an equidigital number, since it uses as much as digits as its factorization.

223049856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580876 (or 580864 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 223049856 is about 14934.8537321261. The cubic root of 223049856 is about 606.4578878793.

The spelling of 223049856 in words is "two hundred twenty-three million, forty-nine thousand, eight hundred fifty-six".