2569984 has 18 divisors (see below), whose sum is σ = 5130440. Its totient is φ = 1284864.

The previous prime is 2569979. The next prime is 2570011. The reversal of 2569984 is 4899652.

It is a self number, because there is not a number n which added to its sum of digits gives 2569984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4764 + ... + 5275.

2^2569984 is an apocalyptic number.

It is an amenable number.

2569984 is a deficient number, since it is larger than the sum of its proper divisors (2560456).

2569984 is an equidigital number, since it uses as much as digits as its factorization.

2569984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055 (or 10041 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 2569984 is about 1603.1169639175. The cubic root of 2569984 is about 136.9756825435.

It can be divided in two parts, 2569 and 984, that added together give a palindrome (3553).

The spelling of 2569984 in words is "two million, five hundred sixty-nine thousand, nine hundred eighty-four".