23798091 has 4 divisors (see below), whose sum is σ = 31730792. Its totient is φ = 15865392.

The previous prime is 23798087. The next prime is 23798101. The reversal of 23798091 is 19089732.

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

It is not a de Polignac number, because 23798091 - 2² = 23798087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23798891) 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, 3966346 + ... + 3966351.

It is an arithmetic number, because the mean of its divisors is an integer number (7932698).

Almost surely, 2^23798091 is an apocalyptic number.

23798091 is a deficient number, since it is larger than the sum of its proper divisors (7932701).

23798091 is an equidigital number, since it uses as much as digits as its factorization.

23798091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7932700.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 23798091 is about 4878.3287097120. The cubic root of 23798091 is about 287.6387373243.

The spelling of 23798091 in words is "twenty-three million, seven hundred ninety-eight thousand, ninety-one".