2539349 has 2 divisors, whose sum is σ = 2539350. Its totient is φ = 2539348.

The previous prime is 2539343. The next prime is 2539351. The reversal of 2539349 is 9439352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1575025 + 964324 = 1255^2 + 982^2 .

It is a cyclic number.

It is not a de Polignac number, because 2539349 - 2⁸ = 2539093 is a prime.

Together with 2539351, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁹ + 3⁷ + 9² + 3⁹ + 4³ + 9⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2539343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269674 + 1269675.

It is an arithmetic number, because the mean of its divisors is an integer number (1269675).

2^2539349 is an apocalyptic number.

It is an amenable number.

2539349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2539349 is an equidigital number, since it uses as much as digits as its factorization.

2539349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 35.

The square root of 2539349 is about 1593.5334950982. The cubic root of 2539349 is about 136.4292414153.

The spelling of 2539349 in words is "two million, five hundred thirty-nine thousand, three hundred forty-nine".