23798261 has 4 divisors (see below), whose sum is σ = 24832992. Its totient is φ = 22763532.

The previous prime is 23798237. The next prime is 23798263. The reversal of 23798261 is 16289732.

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 not a de Polignac number, because 23798261 - 2²² = 19603957 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 (23798263) 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, 517331 + ... + 517376.

It is an arithmetic number, because the mean of its divisors is an integer number (6208248).

Almost surely, 2^23798261 is an apocalyptic number.

It is an amenable number.

23798261 is a deficient number, since it is larger than the sum of its proper divisors (1034731).

23798261 is a wasteful number, since it uses less digits than its factorization.

23798261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034730.

The product of its digits is 36288, while the sum is 38.

The square root of 23798261 is about 4878.3461336810. The cubic root of 23798261 is about 287.6394222318.

The spelling of 23798261 in words is "twenty-three million, seven hundred ninety-eight thousand, two hundred sixty-one".