2584889 has 2 divisors, whose sum is σ = 2584890. Its totient is φ = 2584888.

The previous prime is 2584877. The next prime is 2584891. The reversal of 2584889 is 9884852.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1357225 + 1227664 = 1165^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 2584889 - 2¹⁶ = 2519353 is a prime.

It is a super-2 number, since 2×2584889² = 13363302284642, which contains 22 as substring.

Together with 2584891, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2584819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1292444 + 1292445.

It is an arithmetic number, because the mean of its divisors is an integer number (1292445).

2^2584889 is an apocalyptic number.

It is an amenable number.

2584889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2584889 is an equidigital number, since it uses as much as digits as its factorization.

2584889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 184320, while the sum is 44.

The square root of 2584889 is about 1607.7589993528. The cubic root of 2584889 is about 137.2399757997.

The spelling of 2584889 in words is "two million, five hundred eighty-four thousand, eight hundred eighty-nine".