2159216 has 10 divisors (see below), whose sum is σ = 4183512. Its totient is φ = 1079600.

The previous prime is 2159207. The next prime is 2159231. The reversal of 2159216 is 6129512.

It is a d-powerful number, because it can be written as 2¹³ + 1 + 5⁹ + 9⁵ + 2¹⁷ + 1 + 6⁵ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67460 + ... + 67491.

2^2159216 is an apocalyptic number.

It is an amenable number.

2159216 is a deficient number, since it is larger than the sum of its proper divisors (2024296).

2159216 is a wasteful number, since it uses less digits than its factorization.

2159216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134959 (or 134953 counting only the distinct ones).

The product of its digits is 1080, while the sum is 26.

The square root of 2159216 is about 1469.4270992465. The cubic root of 2159216 is about 129.2504399094.

The spelling of 2159216 in words is "two million, one hundred fifty-nine thousand, two hundred sixteen".