23003198 has 4 divisors (see below), whose sum is σ = 34504800. Its totient is φ = 11501598.

The previous prime is 23003191. The next prime is 23003221. The reversal of 23003198 is 89130032.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23003191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5750798 + ... + 5750801.

It is an arithmetic number, because the mean of its divisors is an integer number (8626200).

Almost surely, 2^23003198 is an apocalyptic number.

23003198 is a deficient number, since it is larger than the sum of its proper divisors (11501602).

23003198 is a wasteful number, since it uses less digits than its factorization.

23003198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11501601.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 23003198 is about 4796.1649262718. The cubic root of 23003198 is about 284.3998780795.

The spelling of 23003198 in words is "twenty-three million, three thousand, one hundred ninety-eight".