2055842 has 8 divisors (see below), whose sum is σ = 3089856. Its totient is φ = 1025892.

The previous prime is 2055829. The next prime is 2055847. The reversal of 2055842 is 2485502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2³ + 0 + 5⁷ + 5⁹ + 8 + 4⁷ + 2¹³ .

It is not an unprimeable number, because it can be changed into a prime (2055847) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1403 + ... + 2465.

It is an arithmetic number, because the mean of its divisors is an integer number (386232).

2^2055842 is an apocalyptic number.

2055842 is a deficient number, since it is larger than the sum of its proper divisors (1034014).

2055842 is a wasteful number, since it uses less digits than its factorization.

2055842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 2055842 is about 1433.8207698314. The cubic root of 2055842 is about 127.1539662412.

The spelling of 2055842 in words is "two million, fifty-five thousand, eight hundred forty-two".