2059864 has 16 divisors (see below), whose sum is σ = 3967200. Its totient is φ = 1001952.

The previous prime is 2059861. The next prime is 2059879. The reversal of 2059864 is 4689502.

It is a happy number.

It is a d-powerful number, because it can be written as 2 + 0 + 5⁹ + 9⁵ + 8 + 6⁶ + 4⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2059861) 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 3 ways as a sum of consecutive naturals, for example, 3184 + ... + 3775.

It is an arithmetic number, because the mean of its divisors is an integer number (247950).

2^2059864 is an apocalyptic number.

It is an amenable number.

2059864 is a deficient number, since it is larger than the sum of its proper divisors (1907336).

2059864 is a wasteful number, since it uses less digits than its factorization.

2059864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7002 (or 6998 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2059864 is about 1435.2226308138. Note that the first 3 decimals coincide. The cubic root of 2059864 is about 127.2368325492.

The spelling of 2059864 in words is "two million, fifty-nine thousand, eight hundred sixty-four".