2059668 has 72 divisors (see below), whose sum is σ = 5850208. Its totient is φ = 629856.

The previous prime is 2059661. The next prime is 2059697. The reversal of 2059668 is 8669502.

2059668 is a `hidden beast` number, since 2 + 0 + 596 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2059661) 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 23 ways as a sum of consecutive naturals, for example, 12555 + ... + 12717.

2^2059668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2059668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2925104).

2059668 is an abundant number, since it is smaller than the sum of its proper divisors (3790540).

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

2059668 is a wasteful number, since it uses less digits than its factorization.

2059668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 2059668 is about 1435.1543471000. The cubic root of 2059668 is about 127.2327968118.

The spelling of 2059668 in words is "two million, fifty-nine thousand, six hundred sixty-eight".