23424899 has 4 divisors (see below), whose sum is σ = 23996280. Its totient is φ = 22853520.

The previous prime is 23424883. The next prime is 23424901. The reversal of 23424899 is 99842432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23424899 - 2⁴ = 23424883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 571339 = 23424899 / (2 + 3 + 4 + 2 + 4 + 8 + 9 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23424859) 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, 285629 + ... + 285710.

It is an arithmetic number, because the mean of its divisors is an integer number (5999070).

Almost surely, 2^23424899 is an apocalyptic number.

23424899 is a deficient number, since it is larger than the sum of its proper divisors (571381).

23424899 is an equidigital number, since it uses as much as digits as its factorization.

23424899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571380.

The product of its digits is 124416, while the sum is 41.

The square root of 23424899 is about 4839.9275821029. The cubic root of 23424899 is about 286.1272641760.

The spelling of 23424899 in words is "twenty-three million, four hundred twenty-four thousand, eight hundred ninety-nine".