2075869 has 2 divisors, whose sum is σ = 2075870. Its totient is φ = 2075868.

The previous prime is 2075867. The next prime is 2075893. The reversal of 2075869 is 9685702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1923769 + 152100 = 1387^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2075869 - 2¹ = 2075867 is a prime.

It is a super-2 number, since 2×2075869² = 8618464210322, which contains 22 as substring.

Together with 2075867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2075867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1037934 + 1037935.

It is an arithmetic number, because the mean of its divisors is an integer number (1037935).

2^2075869 is an apocalyptic number.

It is an amenable number.

2075869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2075869 is an equidigital number, since it uses as much as digits as its factorization.

2075869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2075869 is about 1440.7876318181. The cubic root of 2075869 is about 127.5655231585.

The spelling of 2075869 in words is "two million, seventy-five thousand, eight hundred sixty-nine".