23699043 has 6 divisors (see below), whose sum is σ = 34231964. Its totient is φ = 15799356.

The previous prime is 23699041. The next prime is 23699077. The reversal of 23699043 is 34099632.

It is a happy number.

It is not a de Polignac number, because 23699043 - 2¹ = 23699041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23698989 and 23699007.

It is not an unprimeable number, because it can be changed into a prime (23699041) 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, 1316605 + ... + 1316622.

Almost surely, 2^23699043 is an apocalyptic number.

23699043 is a deficient number, since it is larger than the sum of its proper divisors (10532921).

23699043 is a wasteful number, since it uses less digits than its factorization.

23699043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633233 (or 2633230 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 23699043 is about 4868.1662872174. The cubic root of 23699043 is about 287.2391302211.

The spelling of 23699043 in words is "twenty-three million, six hundred ninety-nine thousand, forty-three".