2574839 has 2 divisors, whose sum is σ = 2574840. Its totient is φ = 2574838.

The previous prime is 2574811. The next prime is 2574851. The reversal of 2574839 is 9384752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2574839 - 2²⁰ = 1526263 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2574889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287419 + 1287420.

It is an arithmetic number, because the mean of its divisors is an integer number (1287420).

2^2574839 is an apocalyptic number.

2574839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2574839 is an equidigital number, since it uses as much as digits as its factorization.

2574839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 2574839 is about 1604.6304870592. The cubic root of 2574839 is about 137.0618826408.

The spelling of 2574839 in words is "two million, five hundred seventy-four thousand, eight hundred thirty-nine".