223769928 has 32 divisors (see below), whose sum is σ = 562248000. Its totient is φ = 74213568.

The previous prime is 223769911. The next prime is 223769933. The reversal of 223769928 is 829967322.

223769928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 18651 + ... + 28202.

It is an arithmetic number, because the mean of its divisors is an integer number (17570250).

Almost surely, 2^223769928 is an apocalyptic number.

It is an amenable number.

223769928 is an abundant number, since it is smaller than the sum of its proper divisors (338478072).

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

223769928 is a wasteful number, since it uses less digits than its factorization.

223769928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47061 (or 47057 counting only the distinct ones).

The product of its digits is 653184, while the sum is 48.

The square root of 223769928 is about 14958.9414063964. The cubic root of 223769928 is about 607.1097963319.

The spelling of 223769928 in words is "two hundred twenty-three million, seven hundred sixty-nine thousand, nine hundred twenty-eight".