2262391 has 2 divisors, whose sum is σ = 2262392. Its totient is φ = 2262390.

The previous prime is 2262367. The next prime is 2262397. The reversal of 2262391 is 1932622.

It is a happy number.

2262391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2262391 - 2¹¹ = 2260343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2262397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1131195 + 1131196.

It is an arithmetic number, because the mean of its divisors is an integer number (1131196).

2^2262391 is an apocalyptic number.

2262391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2262391 is an equidigital number, since it uses as much as digits as its factorization.

2262391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 2262391 is about 1504.1246623867. The cubic root of 2262391 is about 131.2771747209.

The spelling of 2262391 in words is "two million, two hundred sixty-two thousand, three hundred ninety-one".