2546239 has 2 divisors, whose sum is σ = 2546240. Its totient is φ = 2546238.

The previous prime is 2546237. The next prime is 2546267. The reversal of 2546239 is 9326452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2546239 - 2¹ = 2546237 is a prime.

Together with 2546237, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁷ + 4⁹ + 6⁸ + 2¹⁹ + 3² + 9 .

2546239 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2546239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2546231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1273119 + 1273120.

It is an arithmetic number, because the mean of its divisors is an integer number (1273120).

2^2546239 is an apocalyptic number.

2546239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2546239 is an equidigital number, since it uses as much as digits as its factorization.

2546239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 2546239 is about 1595.6938929506. The cubic root of 2546239 is about 136.5525208581.

It can be divided in two parts, 25 and 46239, that added together give a palindrome (46264).

The spelling of 2546239 in words is "two million, five hundred forty-six thousand, two hundred thirty-nine".