2059855 has 16 divisors (see below), whose sum is σ = 2848320. Its totient is φ = 1400832.

The previous prime is 2059843. The next prime is 2059859. The reversal of 2059855 is 5589502.

It is a cyclic number.

It is not a de Polignac number, because 2059855 - 2⁵ = 2059823 is a prime.

2059855 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2059855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2059859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7887 + ... + 8143.

It is an arithmetic number, because the mean of its divisors is an integer number (178020).

2^2059855 is an apocalyptic number.

2059855 is a deficient number, since it is larger than the sum of its proper divisors (788465).

2059855 is a wasteful number, since it uses less digits than its factorization.

2059855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 2059855 is about 1435.2194954083. The cubic root of 2059855 is about 127.2366472403.

The spelling of 2059855 in words is "two million, fifty-nine thousand, eight hundred fifty-five".