2590387 has 2 divisors, whose sum is σ = 2590388. Its totient is φ = 2590386.

The previous prime is 2590381. The next prime is 2590397. The reversal of 2590387 is 7830952.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2590387 is a prime.

It is not a weakly prime, because it can be changed into another prime (2590381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295193 + 1295194.

It is an arithmetic number, because the mean of its divisors is an integer number (1295194).

2^2590387 is an apocalyptic number.

2590387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2590387 is an equidigital number, since it uses as much as digits as its factorization.

2590387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2590387 is about 1609.4679245018. The cubic root of 2590387 is about 137.3372089951.

The spelling of 2590387 in words is "two million, five hundred ninety thousand, three hundred eighty-seven".