2863936 has 28 divisors (see below), whose sum is σ = 5770372. Its totient is φ = 1410048.

The previous prime is 2863921. The next prime is 2863943. The reversal of 2863936 is 6393682.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 553536 + 2310400 = 744^2 + 1520^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2863895 and 2863904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4366 + ... + 4978.

2^2863936 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 2863936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2885186).

2863936 is an abundant number, since it is smaller than the sum of its proper divisors (2906436).

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

2863936 is an equidigital number, since it uses as much as digits as its factorization.

2863936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698 (or 688 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 2863936 is about 1692.3167552205. The cubic root of 2863936 is about 142.0107113523.

The spelling of 2863936 in words is "two million, eight hundred sixty-three thousand, nine hundred thirty-six".