2055659 has 4 divisors (see below), whose sum is σ = 2081760. Its totient is φ = 2029560.

The previous prime is 2055649. The next prime is 2055673. The reversal of 2055659 is 9565502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2055659 - 2¹⁶ = 1990123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2055649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12932 + ... + 13089.

It is an arithmetic number, because the mean of its divisors is an integer number (520440).

2^2055659 is an apocalyptic number.

2055659 is a deficient number, since it is larger than the sum of its proper divisors (26101).

2055659 is an equidigital number, since it uses as much as digits as its factorization.

2055659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26100.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 2055659 is about 1433.7569529038. The cubic root of 2055659 is about 127.1501932752.

The spelling of 2055659 in words is "two million, fifty-five thousand, six hundred fifty-nine".