2863648 has 24 divisors (see below), whose sum is σ = 5696460. Its totient is φ = 1416960.

The previous prime is 2863607. The next prime is 2863649. The reversal of 2863648 is 8463682.

It can be written as a sum of positive squares in 2 ways, for example, as 2862864 + 784 = 1692^2 + 28^2 .

It is not an unprimeable number, because it can be changed into a prime (2863649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3078 + ... + 3898.

2^2863648 is an apocalyptic number.

It is an amenable number.

2863648 is a deficient number, since it is larger than the sum of its proper divisors (2832812).

2863648 is a wasteful number, since it uses less digits than its factorization.

2863648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940 (or 932 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 2863648 is about 1692.2316626278. The cubic root of 2863648 is about 142.0059509508.

The spelling of 2863648 in words is "two million, eight hundred sixty-three thousand, six hundred forty-eight".