2392591 has 2 divisors, whose sum is σ = 2392592. Its totient is φ = 2392590.

The previous prime is 2392573. The next prime is 2392619. The reversal of 2392591 is 1952932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2392591 - 2⁷ = 2392463 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2392501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1196295 + 1196296.

It is an arithmetic number, because the mean of its divisors is an integer number (1196296).

2^2392591 is an apocalyptic number.

2392591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2392591 is an equidigital number, since it uses as much as digits as its factorization.

2392591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 31.

The square root of 2392591 is about 1546.8002456685. The cubic root of 2392591 is about 133.7486749803.

The spelling of 2392591 in words is "two million, three hundred ninety-two thousand, five hundred ninety-one".