2160659 has 8 divisors (see below), whose sum is σ = 2234400. Its totient is φ = 2088000.

The previous prime is 2160629. The next prime is 2160671. The reversal of 2160659 is 9560612.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2160659 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 6² + 0 + 6⁴ + 5⁵ + 9⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2160619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6017 + ... + 6365.

It is an arithmetic number, because the mean of its divisors is an integer number (279300).

2^2160659 is an apocalyptic number.

2160659 is a deficient number, since it is larger than the sum of its proper divisors (73741).

2160659 is a wasteful number, since it uses less digits than its factorization.

2160659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2160659 is about 1469.9180249252. The cubic root of 2160659 is about 129.2792261065.

The spelling of 2160659 in words is "two million, one hundred sixty thousand, six hundred fifty-nine".