223628 has 12 divisors (see below), whose sum is σ = 402192. Its totient is φ = 108720.

The previous prime is 223621. The next prime is 223633. The reversal of 223628 is 826322.

223628 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (223621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608 + ... + 903.

It is an arithmetic number, because the mean of its divisors is an integer number (33516).

2²²³⁶²⁸ is an apocalyptic number.

It is an amenable number.

223628 is a deficient number, since it is larger than the sum of its proper divisors (178564).

223628 is a wasteful number, since it uses less digits than its factorization.

223628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552 (or 1550 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 223628 is about 472.8932226201. The cubic root of 223628 is about 60.6981414317.

The spelling of 223628 in words is "two hundred twenty-three thousand, six hundred twenty-eight".