223930056 has 32 divisors (see below), whose sum is σ = 639800640. Its totient is φ = 63979968.

The previous prime is 223930051. The next prime is 223930061. The reversal of 223930056 is 650039322.

223930056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (223930051) and next prime (223930061).

It is not an unprimeable number, because it can be changed into a prime (223930051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666291 + ... + 666626.

It is an arithmetic number, because the mean of its divisors is an integer number (19993770).

Almost surely, 2^223930056 is an apocalyptic number.

It is an amenable number.

223930056 is an abundant number, since it is smaller than the sum of its proper divisors (415870584).

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

223930056 is a wasteful number, since it uses less digits than its factorization.

223930056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332933 (or 1332929 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 223930056 is about 14964.2926996233. The cubic root of 223930056 is about 607.2545761343.

Adding to 223930056 its reverse (650039322), we get a palindrome (873969378).

The spelling of 223930056 in words is "two hundred twenty-three million, nine hundred thirty thousand, fifty-six".