8423799 has 4 divisors (see below), whose sum is σ = 11231736. Its totient is φ = 5615864.

The previous prime is 8423797. The next prime is 8423801. The reversal of 8423799 is 9973248.

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

It is an interprime number because it is at equal distance from previous prime (8423797) and next prime (8423801).

It is a cyclic number.

It is not a de Polignac number, because 8423799 - 2¹ = 8423797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8423799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8423791) 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, 1403964 + ... + 1403969.

It is an arithmetic number, because the mean of its divisors is an integer number (2807934).

Almost surely, 2^8423799 is an apocalyptic number.

8423799 is a deficient number, since it is larger than the sum of its proper divisors (2807937).

8423799 is a wasteful number, since it uses less digits than its factorization.

8423799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807936.

The product of its digits is 108864, while the sum is 42.

The square root of 8423799 is about 2902.3781628175. The cubic root of 8423799 is about 203.4710682548.

The spelling of 8423799 in words is "eight million, four hundred twenty-three thousand, seven hundred ninety-nine".