2573839 has 4 divisors (see below), whose sum is σ = 2622456. Its totient is φ = 2525224.

The previous prime is 2573833. The next prime is 2573869. The reversal of 2573839 is 9383752.

2573839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2573839 - 2⁵ = 2573807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2573798 and 2573807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2573833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24229 + ... + 24334.

It is an arithmetic number, because the mean of its divisors is an integer number (655614).

2^2573839 is an apocalyptic number.

2573839 is a deficient number, since it is larger than the sum of its proper divisors (48617).

2573839 is an equidigital number, since it uses as much as digits as its factorization.

2573839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48616.

The product of its digits is 45360, while the sum is 37.

The square root of 2573839 is about 1604.3188585814. The cubic root of 2573839 is about 137.0441365953.

It can be divided in two parts, 257 and 3839, that added together give a 12-th power (4096 = 2¹²).

The spelling of 2573839 in words is "two million, five hundred seventy-three thousand, eight hundred thirty-nine".