2170959 has 16 divisors (see below), whose sum is σ = 3482880. Its totient is φ = 1175040.

The previous prime is 2170943. The next prime is 2171003. The reversal of 2170959 is 9590712.

It is not a de Polignac number, because 2170959 - 2⁴ = 2170943 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170919) 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, 2322 + ... + 3119.

It is an arithmetic number, because the mean of its divisors is an integer number (217680).

2^2170959 is an apocalyptic number.

2170959 is a deficient number, since it is larger than the sum of its proper divisors (1311921).

2170959 is a wasteful number, since it uses less digits than its factorization.

2170959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 2170959 is about 1473.4174561203. The cubic root of 2170959 is about 129.4843279932.

The spelling of 2170959 in words is "two million, one hundred seventy thousand, nine hundred fifty-nine".