23438799 has 24 divisors (see below), whose sum is σ = 35982960. Its totient is φ = 14660352.

The previous prime is 23438791. The next prime is 23438819. The reversal of 23438799 is 99783432.

It is a happy number.

It is not a de Polignac number, because 23438799 - 2³ = 23438791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23438791) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18717 + ... + 19929.

It is an arithmetic number, because the mean of its divisors is an integer number (1499290).

Almost surely, 2^23438799 is an apocalyptic number.

23438799 is a deficient number, since it is larger than the sum of its proper divisors (12544161).

23438799 is a wasteful number, since it uses less digits than its factorization.

23438799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351 (or 1348 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 23438799 is about 4841.3633410435. The cubic root of 23438799 is about 286.1838475942.

The spelling of 23438799 in words is "twenty-three million, four hundred thirty-eight thousand, seven hundred ninety-nine".