2393399 has 4 divisors (see below), whose sum is σ = 2475960. Its totient is φ = 2310840.

The previous prime is 2393389. The next prime is 2393407. The reversal of 2393399 is 9933932.

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 2393399 - 2²⁰ = 1344823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2393389) 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, 41237 + ... + 41294.

It is an arithmetic number, because the mean of its divisors is an integer number (618990).

2^2393399 is an apocalyptic number.

2393399 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2393399 is a deficient number, since it is larger than the sum of its proper divisors (82561).

2393399 is an equidigital number, since it uses as much as digits as its factorization.

2393399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82560.

The product of its digits is 39366, while the sum is 38.

The square root of 2393399 is about 1547.0614079603. The cubic root of 2393399 is about 133.7637293386.

The spelling of 2393399 in words is "two million, three hundred ninety-three thousand, three hundred ninety-nine".