2573889 has 4 divisors (see below), whose sum is σ = 3431856. Its totient is φ = 1715924.

The previous prime is 2573887. The next prime is 2573891. The reversal of 2573889 is 9883752.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2573887) and next prime (2573891).

It is a cyclic number.

It is not a de Polignac number, because 2573889 - 2¹ = 2573887 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 2573889.

It is not an unprimeable number, because it can be changed into a prime (2573881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428979 + ... + 428984.

It is an arithmetic number, because the mean of its divisors is an integer number (857964).

2^2573889 is an apocalyptic number.

It is an amenable number.

2573889 is a deficient number, since it is larger than the sum of its proper divisors (857967).

2573889 is an equidigital number, since it uses as much as digits as its factorization.

2573889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857966.

The product of its digits is 120960, while the sum is 42.

The square root of 2573889 is about 1604.3344414429. The cubic root of 2573889 is about 137.0450240067.

The spelling of 2573889 in words is "two million, five hundred seventy-three thousand, eight hundred eighty-nine".