2055993 has 16 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 1291664.

The previous prime is 2055961. The next prime is 2056001. The reversal of 2055993 is 3995502.

It is a cyclic number.

It is not a de Polignac number, because 2055993 - 2⁵ = 2055961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2055953) 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, 5548 + ... + 5906.

It is an arithmetic number, because the mean of its divisors is an integer number (181440).

2^2055993 is an apocalyptic number.

2055993 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2055993 is a deficient number, since it is larger than the sum of its proper divisors (847047).

2055993 is a wasteful number, since it uses less digits than its factorization.

2055993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 2055993 is about 1433.8734253762. The cubic root of 2055993 is about 127.1570792851.

The spelling of 2055993 in words is "two million, fifty-five thousand, nine hundred ninety-three".