23798 has 8 divisors (see below), whose sum is σ = 36408. Its totient is φ = 11664.

The previous prime is 23789. The next prime is 23801. The reversal of 23798 is 89732.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 23798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65 + ... + 227.

It is an arithmetic number, because the mean of its divisors is an integer number (4551).

2²³⁷⁹⁸ is an apocalyptic number.

23798 is a deficient number, since it is larger than the sum of its proper divisors (12610).

23798 is a wasteful number, since it uses less digits than its factorization.

23798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238.

The product of its digits is 3024, while the sum is 29.

The square root of 23798 is about 154.2660040320. The cubic root of 23798 is about 28.7638370696.

The spelling of 23798 in words is "twenty-three thousand, seven hundred ninety-eight".