23798837 has 4 divisors (see below), whose sum is σ = 23824416. Its totient is φ = 23773260.

The previous prime is 23798729. The next prime is 23798843. The reversal of 23798837 is 73889732.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23798837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23798791 and 23798800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23798897) 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, 11339 + ... + 13272.

It is an arithmetic number, because the mean of its divisors is an integer number (5956104).

Almost surely, 2^23798837 is an apocalyptic number.

It is an amenable number.

23798837 is a deficient number, since it is larger than the sum of its proper divisors (25579).

23798837 is an equidigital number, since it uses as much as digits as its factorization.

23798837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25578.

The product of its digits is 508032, while the sum is 47.

The square root of 23798837 is about 4878.4051697250. The cubic root of 23798837 is about 287.6417428351.

The spelling of 23798837 in words is "twenty-three million, seven hundred ninety-eight thousand, eight hundred thirty-seven".