23198327 has 4 divisors (see below), whose sum is σ = 23525136. Its totient is φ = 22871520.

The previous prime is 23198321. The next prime is 23198341. The reversal of 23198327 is 72389132.

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

It is a cyclic number.

It is not a de Polignac number, because 23198327 - 2⁴ = 23198311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23198321) 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, 163298 + ... + 163439.

It is an arithmetic number, because the mean of its divisors is an integer number (5881284).

Almost surely, 2^23198327 is an apocalyptic number.

23198327 is a deficient number, since it is larger than the sum of its proper divisors (326809).

23198327 is an equidigital number, since it uses as much as digits as its factorization.

23198327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326808.

The product of its digits is 18144, while the sum is 35.

The square root of 23198327 is about 4816.4641595262. The cubic root of 23198327 is about 285.2017736022.

The spelling of 23198327 in words is "twenty-three million, one hundred ninety-eight thousand, three hundred twenty-seven".