2559996 has 72 divisors (see below), whose sum is σ = 7076160. Its totient is φ = 777216.

The previous prime is 2559989. The next prime is 2560021. The reversal of 2559996 is 6999552.

2559996 is a `hidden beast` number, since 2 + 559 + 9 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28720 + ... + 28808.

It is an arithmetic number, because the mean of its divisors is an integer number (98280).

2^2559996 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 2559996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3538080).

2559996 is an abundant number, since it is smaller than the sum of its proper divisors (4516164).

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

2559996 is a wasteful number, since it uses less digits than its factorization.

2559996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 158 counting only the distinct ones).

The product of its digits is 218700, while the sum is 45.

The square root of 2559996 is about 1599.9987499995. The cubic root of 2559996 is about 136.7980044851.

The spelling of 2559996 in words is "two million, five hundred fifty-nine thousand, nine hundred ninety-six".