2584423 has 4 divisors (see below), whose sum is σ = 2607408. Its totient is φ = 2561440.

The previous prime is 2584411. The next prime is 2584433. The reversal of 2584423 is 3244852.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2584423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2584391 and 2584400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2584403) 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, 11323 + ... + 11548.

It is an arithmetic number, because the mean of its divisors is an integer number (651852).

2^2584423 is an apocalyptic number.

2584423 is a deficient number, since it is larger than the sum of its proper divisors (22985).

2584423 is a wasteful number, since it uses less digits than its factorization.

2584423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22984.

The product of its digits is 7680, while the sum is 28.

The square root of 2584423 is about 1607.6140706028. The cubic root of 2584423 is about 137.2317281635.

It can be divided in two parts, 25 and 84423, that added together give a palindrome (84448).

The spelling of 2584423 in words is "two million, five hundred eighty-four thousand, four hundred twenty-three".