2422399 has 8 divisors (see below), whose sum is σ = 2864160. Its totient is φ = 2004576.

The previous prime is 2422391. The next prime is 2422411. The reversal of 2422399 is 9932242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2422399 - 2³ = 2422391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2422399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5764 + ... + 6169.

It is an arithmetic number, because the mean of its divisors is an integer number (358020).

2^2422399 is an apocalyptic number.

2422399 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2422399 is a deficient number, since it is larger than the sum of its proper divisors (441761).

2422399 is a wasteful number, since it uses less digits than its factorization.

2422399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11969.

The product of its digits is 7776, while the sum is 31.

The square root of 2422399 is about 1556.4057954146. The cubic root of 2422399 is about 134.3018183817.

The spelling of 2422399 in words is "two million, four hundred twenty-two thousand, three hundred ninety-nine".