223660226 has 8 divisors (see below), whose sum is σ = 346312704. Its totient is φ = 108222660.

The previous prime is 223660201. The next prime is 223660237. The reversal of 223660226 is 622066322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 1803650 + ... + 1803773.

It is an arithmetic number, because the mean of its divisors is an integer number (43289088).

Almost surely, 2^223660226 is an apocalyptic number.

223660226 is a deficient number, since it is larger than the sum of its proper divisors (122652478).

223660226 is a wasteful number, since it uses less digits than its factorization.

223660226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607456.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 223660226 is about 14955.2741867209. The cubic root of 223660226 is about 607.0105693475.

The spelling of 223660226 in words is "two hundred twenty-three million, six hundred sixty thousand, two hundred twenty-six".