23203238 has 4 divisors (see below), whose sum is σ = 34804860. Its totient is φ = 11601618.

The previous prime is 23203223. The next prime is 23203267. The reversal of 23203238 is 83230232.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800808 + ... + 5800811.

It is an arithmetic number, because the mean of its divisors is an integer number (8701215).

Almost surely, 2^23203238 is an apocalyptic number.

23203238 is a deficient number, since it is larger than the sum of its proper divisors (11601622).

23203238 is a wasteful number, since it uses less digits than its factorization.

23203238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11601621.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 23203238 is about 4816.9739463692. The cubic root of 23203238 is about 285.2218975690.

The spelling of 23203238 in words is "twenty-three million, two hundred three thousand, two hundred thirty-eight".