2589993 has 24 divisors (see below), whose sum is σ = 4368000. Its totient is φ = 1478232.

The previous prime is 2589991. The next prime is 2590013. The reversal of 2589993 is 3999852.

It is not a de Polignac number, because 2589993 - 2¹ = 2589991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2589991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2668 + ... + 3506.

It is an arithmetic number, because the mean of its divisors is an integer number (182000).

2^2589993 is an apocalyptic number.

It is an amenable number.

2589993 is a deficient number, since it is larger than the sum of its proper divisors (1778007).

2589993 is an equidigital number, since it uses as much as digits as its factorization.

2589993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866 (or 849 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 2589993 is about 1609.3455191475. The cubic root of 2589993 is about 137.3302456077.

The spelling of 2589993 in words is "two million, five hundred eighty-nine thousand, nine hundred ninety-three".