2486591 has 2 divisors, whose sum is σ = 2486592. Its totient is φ = 2486590.

The previous prime is 2486581. The next prime is 2486593. The reversal of 2486591 is 1956842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2486591 - 2¹⁸ = 2224447 is a prime.

Together with 2486593, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2486593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1243295 + 1243296.

It is an arithmetic number, because the mean of its divisors is an integer number (1243296).

2^2486591 is an apocalyptic number.

2486591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2486591 is an equidigital number, since it uses as much as digits as its factorization.

2486591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 2486591 is about 1576.8928308544. The cubic root of 2486591 is about 135.4777948662.

The spelling of 2486591 in words is "two million, four hundred eighty-six thousand, five hundred ninety-one".