2531339 has 4 divisors (see below), whose sum is σ = 2536560. Its totient is φ = 2526120.

The previous prime is 2531293. The next prime is 2531369. The reversal of 2531339 is 9331352.

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 2531339 - 2⁸ = 2531083 is a prime.

It is a super-3 number, since 3×2531339³ = 48660009077913333657, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531369) 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, 1799 + ... + 2880.

It is an arithmetic number, because the mean of its divisors is an integer number (634140).

2^2531339 is an apocalyptic number.

2531339 is a deficient number, since it is larger than the sum of its proper divisors (5221).

2531339 is an equidigital number, since it uses as much as digits as its factorization.

2531339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220.

The product of its digits is 2430, while the sum is 26.

The square root of 2531339 is about 1591.0182274254. The cubic root of 2531339 is about 136.2856417151.

It can be divided in two parts, 25313 and 39, that added together give a palindrome (25352).

The spelling of 2531339 in words is "two million, five hundred thirty-one thousand, three hundred thirty-nine".