2070855 has 24 divisors (see below), whose sum is σ = 3802032. Its totient is φ = 1039104.

The previous prime is 2070839. The next prime is 2070863. The reversal of 2070855 is 5580702.

It is a happy number.

It is not a de Polignac number, because 2070855 - 2⁴ = 2070839 is a prime.

2070855 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 589 + ... + 2118.

It is an arithmetic number, because the mean of its divisors is an integer number (158418).

2^2070855 is an apocalyptic number.

2070855 is a deficient number, since it is larger than the sum of its proper divisors (1731177).

2070855 is a wasteful number, since it uses less digits than its factorization.

2070855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735 (or 2732 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 2070855 is about 1439.0465593580. The cubic root of 2070855 is about 127.4627342070.

The spelling of 2070855 in words is "two million, seventy thousand, eight hundred fifty-five".