2322399 has 4 divisors (see below), whose sum is σ = 3096536. Its totient is φ = 1548264.

The previous prime is 2322377. The next prime is 2322401. The reversal of 2322399 is 9932232.

It is a happy number.

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

It is not a de Polignac number, because 2322399 - 2⁵ = 2322367 is a prime.

It is a D-number.

It is a Duffinian number.

2322399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320399) 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, 387064 + ... + 387069.

It is an arithmetic number, because the mean of its divisors is an integer number (774134).

2^2322399 is an apocalyptic number.

2322399 is a deficient number, since it is larger than the sum of its proper divisors (774137).

2322399 is an equidigital number, since it uses as much as digits as its factorization.

2322399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774136.

The product of its digits is 5832, while the sum is 30.

The square root of 2322399 is about 1523.9419280274. The cubic root of 2322399 is about 132.4277332278.

It can be divided in two parts, 23 and 22399, that added together give a palindrome (22422).

The spelling of 2322399 in words is "two million, three hundred twenty-two thousand, three hundred ninety-nine".