23430899 has 4 divisors (see below), whose sum is σ = 23487240. Its totient is φ = 23374560.

The previous prime is 23430887. The next prime is 23430919. The reversal of 23430899 is 99803432.

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 23430899 - 2⁸ = 23430643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23430499) 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, 27542 + ... + 28379.

It is an arithmetic number, because the mean of its divisors is an integer number (5871810).

Almost surely, 2^23430899 is an apocalyptic number.

23430899 is a deficient number, since it is larger than the sum of its proper divisors (56341).

23430899 is an equidigital number, since it uses as much as digits as its factorization.

23430899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56340.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 23430899 is about 4840.5473864017. The cubic root of 23430899 is about 286.1516914180.

The spelling of 23430899 in words is "twenty-three million, four hundred thirty thousand, eight hundred ninety-nine".