23843871 has 6 divisors (see below), whose sum is σ = 34441160. Its totient is φ = 15895908.

The previous prime is 23843857. The next prime is 23843881. The reversal of 23843871 is 17834832.

It is not a de Polignac number, because 23843871 - 2²³ = 15455263 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 (23843851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1324651 + ... + 1324668.

Almost surely, 2^23843871 is an apocalyptic number.

23843871 is a deficient number, since it is larger than the sum of its proper divisors (10597289).

23843871 is a wasteful number, since it uses less digits than its factorization.

23843871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2649325 (or 2649322 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 23843871 is about 4883.0186360488. The cubic root of 23843871 is about 287.8230611657.

The spelling of 23843871 in words is "twenty-three million, eight hundred forty-three thousand, eight hundred seventy-one".