223537238 has 8 divisors (see below), whose sum is σ = 335501760. Its totient is φ = 111703320.

The previous prime is 223537219. The next prime is 223537241. The reversal of 223537238 is 832735322.

223537238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223537198 and 223537207.

It is a congruent 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, 28253 + ... + 35288.

It is an arithmetic number, because the mean of its divisors is an integer number (41937720).

Almost surely, 2^223537238 is an apocalyptic number.

223537238 is a deficient number, since it is larger than the sum of its proper divisors (111964522).

223537238 is a wasteful number, since it uses less digits than its factorization.

223537238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65302.

The product of its digits is 60480, while the sum is 35.

The square root of 223537238 is about 14951.1617608800. The cubic root of 223537238 is about 606.8992864053.

The spelling of 223537238 in words is "two hundred twenty-three million, five hundred thirty-seven thousand, two hundred thirty-eight".