2548591 has 2 divisors, whose sum is σ = 2548592. Its totient is φ = 2548590.

The previous prime is 2548583. The next prime is 2548621. The reversal of 2548591 is 1958452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2548591 - 2³ = 2548583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2548501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274295 + 1274296.

It is an arithmetic number, because the mean of its divisors is an integer number (1274296).

2^2548591 is an apocalyptic number.

2548591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548591 is an equidigital number, since it uses as much as digits as its factorization.

2548591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 34.

The square root of 2548591 is about 1596.4307062945. The cubic root of 2548591 is about 136.5945531378.

The spelling of 2548591 in words is "two million, five hundred forty-eight thousand, five hundred ninety-one".