23199238 has 4 divisors (see below), whose sum is σ = 34798860. Its totient is φ = 11599618.

The previous prime is 23199227. The next prime is 23199251. The reversal of 23199238 is 83299132.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 23199197 and 23199206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5799808 + ... + 5799811.

It is an arithmetic number, because the mean of its divisors is an integer number (8699715).

Almost surely, 2^23199238 is an apocalyptic number.

23199238 is a deficient number, since it is larger than the sum of its proper divisors (11599622).

23199238 is a wasteful number, since it uses less digits than its factorization.

23199238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599621.

The product of its digits is 23328, while the sum is 37.

The square root of 23199238 is about 4816.5587300478. The cubic root of 23199238 is about 285.2055068515.

The spelling of 23199238 in words is "twenty-three million, one hundred ninety-nine thousand, two hundred thirty-eight".