2159066 has 16 divisors (see below), whose sum is σ = 3986304. Its totient is φ = 854064.

The previous prime is 2159063. The next prime is 2159081. The reversal of 2159066 is 6609512.

2159066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2159063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5750 + ... + 6113.

It is an arithmetic number, because the mean of its divisors is an integer number (249144).

2^2159066 is an apocalyptic number.

2159066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2159066 is a deficient number, since it is larger than the sum of its proper divisors (1827238).

2159066 is a wasteful number, since it uses less digits than its factorization.

2159066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11885.

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

The square root of 2159066 is about 1469.3760580600. The cubic root of 2159066 is about 129.2474468454.

The spelling of 2159066 in words is "two million, one hundred fifty-nine thousand, sixty-six".