2596864 has 28 divisors (see below), whose sum is σ = 5209794. Its totient is φ = 1294336.

The previous prime is 2596849. The next prime is 2596871. The reversal of 2596864 is 4686952.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2560000 + 36864 = 1600^2 + 192^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8034 + ... + 8350.

2^2596864 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 2596864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2604897).

2596864 is an abundant number, since it is smaller than the sum of its proper divisors (2612930).

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

2596864 is an frugal number, since it uses more digits than its factorization.

2596864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343 (or 319 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 2596864 is about 1611.4788239378. The cubic root of 2596864 is about 137.4515796451.

The spelling of 2596864 in words is "two million, five hundred ninety-six thousand, eight hundred sixty-four".