2332391 has 2 divisors, whose sum is σ = 2332392. Its totient is φ = 2332390.

The previous prime is 2332387. The next prime is 2332397. The reversal of 2332391 is 1932332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2332391 - 2² = 2332387 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2332397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1166195 + 1166196.

It is an arithmetic number, because the mean of its divisors is an integer number (1166196).

2^2332391 is an apocalyptic number.

2332391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2332391 is an equidigital number, since it uses as much as digits as its factorization.

2332391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 23.

The square root of 2332391 is about 1527.2167495153. The cubic root of 2332391 is about 132.6173826293.

The spelling of 2332391 in words is "two million, three hundred thirty-two thousand, three hundred ninety-one".