2159106 has 8 divisors (see below), whose sum is σ = 4318224. Its totient is φ = 719700.

The previous prime is 2159093. The next prime is 2159147. The reversal of 2159106 is 6019512.

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

2159106 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179920 + ... + 179931.

It is an arithmetic number, because the mean of its divisors is an integer number (539778).

2^2159106 is an apocalyptic number.

2159106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2159106 is a wasteful number, since it uses less digits than its factorization.

2159106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359856.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2159106 is about 1469.3896692164. The cubic root of 2159106 is about 129.2482450093.

The spelling of 2159106 in words is "two million, one hundred fifty-nine thousand, one hundred six".