2026845 has 24 divisors (see below), whose sum is σ = 3567096. Its totient is φ = 1064448.

The previous prime is 2026841. The next prime is 2026877. The reversal of 2026845 is 5486202.

It can be written as a sum of positive squares in 4 ways, for example, as 4761 + 2022084 = 69^2 + 1422^2 .

It is not a de Polignac number, because 2026845 - 2² = 2026841 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2977 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (148629).

2^2026845 is an apocalyptic number.

It is an amenable number.

2026845 is a deficient number, since it is larger than the sum of its proper divisors (1540251).

2026845 is a wasteful number, since it uses less digits than its factorization.

2026845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2026845 is about 1423.6730664025. The cubic root of 2026845 is about 126.5533111756.

The spelling of 2026845 in words is "two million, twenty-six thousand, eight hundred forty-five".