2023849 has 2 divisors, whose sum is σ = 2023850. Its totient is φ = 2023848.

The previous prime is 2023843. The next prime is 2023859. The reversal of 2023849 is 9483202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1607824 + 416025 = 1268^2 + 645^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023849 - 2³ = 2023841 is a prime.

It is not a weakly prime, because it can be changed into another prime (2023841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011924 + 1011925.

It is an arithmetic number, because the mean of its divisors is an integer number (1011925).

2^2023849 is an apocalyptic number.

It is an amenable number.

2023849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023849 is an equidigital number, since it uses as much as digits as its factorization.

2023849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2023849 is about 1422.6204694155. The cubic root of 2023849 is about 126.4909251042.

The spelling of 2023849 in words is "two million, twenty-three thousand, eight hundred forty-nine".