223953838 has 8 divisors (see below), whose sum is σ = 338155920. Its totient is φ = 111235200.

The previous prime is 223953833. The next prime is 223953839. The reversal of 223953838 is 838359322.

223953838 is digitally balanced in base 3, 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 junction number, because it is equal to n+sod(n) for n = 223953794 and 223953803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223953833) 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, 370483 + ... + 371086.

It is an arithmetic number, because the mean of its divisors is an integer number (42269490).

Almost surely, 2^223953838 is an apocalyptic number.

223953838 is a deficient number, since it is larger than the sum of its proper divisors (114202082).

223953838 is a wasteful number, since it uses less digits than its factorization.

223953838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741722.

The product of its digits is 311040, while the sum is 43.

The square root of 223953838 is about 14965.0873034540. The cubic root of 223953838 is about 607.2760727530.

The spelling of 223953838 in words is "two hundred twenty-three million, nine hundred fifty-three thousand, eight hundred thirty-eight".