2055687 has 8 divisors (see below), whose sum is σ = 2747760. Its totient is φ = 1367040.

The previous prime is 2055679. The next prime is 2055689. The reversal of 2055687 is 7865502.

It is a happy number.

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

It is not a de Polignac number, because 2055687 - 2³ = 2055679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055689) 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 7 ways as a sum of consecutive naturals, for example, 1389 + ... + 2457.

It is an arithmetic number, because the mean of its divisors is an integer number (343470).

2^2055687 is an apocalyptic number.

2055687 is a deficient number, since it is larger than the sum of its proper divisors (692073).

2055687 is a wasteful number, since it uses less digits than its factorization.

2055687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 2055687 is about 1433.7667174265. The cubic root of 2055687 is about 127.1507705741.

The spelling of 2055687 in words is "two million, fifty-five thousand, six hundred eighty-seven".