2863668 has 12 divisors (see below), whose sum is σ = 6681920. Its totient is φ = 954552.

The previous prime is 2863649. The next prime is 2863697. The reversal of 2863668 is 8663682.

2863668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119308 + ... + 119331.

2^2863668 is an apocalyptic number.

It is an amenable number.

2863668 is an abundant number, since it is smaller than the sum of its proper divisors (3818252).

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

2863668 is a wasteful number, since it uses less digits than its factorization.

2863668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238646 (or 238644 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 2863668 is about 1692.2375719739. The cubic root of 2863668 is about 142.0062815445.

The spelling of 2863668 in words is "two million, eight hundred sixty-three thousand, six hundred sixty-eight".