2326391 has 4 divisors (see below), whose sum is σ = 2331192. Its totient is φ = 2321592.

The previous prime is 2326369. The next prime is 2326403. The reversal of 2326391 is 1936232.

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 2326391 - 2⁶ = 2326327 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 2326391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2326361) 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, 1580 + ... + 2673.

It is an arithmetic number, because the mean of its divisors is an integer number (582798).

2^2326391 is an apocalyptic number.

2326391 is a deficient number, since it is larger than the sum of its proper divisors (4801).

2326391 is an equidigital number, since it uses as much as digits as its factorization.

2326391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4800.

The product of its digits is 1944, while the sum is 26.

The square root of 2326391 is about 1525.2511268640. The cubic root of 2326391 is about 132.5035670097.

The spelling of 2326391 in words is "two million, three hundred twenty-six thousand, three hundred ninety-one".