2569741 has 2 divisors, whose sum is σ = 2569742. Its totient is φ = 2569740.

The previous prime is 2569739. The next prime is 2569751. The reversal of 2569741 is 1479652.

2569741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2114116 + 455625 = 1454^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2569741 - 2¹ = 2569739 is a prime.

Together with 2569739, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2569697 and 2569706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2569751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1284870 + 1284871.

It is an arithmetic number, because the mean of its divisors is an integer number (1284871).

2^2569741 is an apocalyptic number.

It is an amenable number.

2569741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2569741 is an equidigital number, since it uses as much as digits as its factorization.

2569741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 2569741 is about 1603.0411722723. The cubic root of 2569741 is about 136.9713652481.

The spelling of 2569741 in words is "two million, five hundred sixty-nine thousand, seven hundred forty-one".