2096161 has 8 divisors (see below), whose sum is σ = 2171624. Its totient is φ = 2021760.

The previous prime is 2096147. The next prime is 2096183. The reversal of 2096161 is 1616902.

It can be written as a sum of positive squares in 4 ways, for example, as 11025 + 2085136 = 105^2 + 1444^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2096161 - 2¹⁵ = 2063393 is a prime.

It is a Duffinian number.

2096161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2096111) 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, 6541 + ... + 6853.

It is an arithmetic number, because the mean of its divisors is an integer number (271453).

2^2096161 is an apocalyptic number.

It is an amenable number.

2096161 is a deficient number, since it is larger than the sum of its proper divisors (75463).

2096161 is a wasteful number, since it uses less digits than its factorization.

2096161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 2096161 is about 1447.8124878588. The cubic root of 2096161 is about 127.9798348767.

The spelling of 2096161 in words is "two million, ninety-six thousand, one hundred sixty-one".