2863641 has 16 divisors (see below), whose sum is σ = 4209408. Its totient is φ = 1717200.

The previous prime is 2863607. The next prime is 2863649. The reversal of 2863641 is 1463682.

2863641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2863641 - 2⁶ = 2863577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2863599 and 2863608.

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

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 15 ways as a sum of consecutive naturals, for example, 3126 + ... + 3936.

It is an arithmetic number, because the mean of its divisors is an integer number (263088).

2^2863641 is an apocalyptic number.

It is an amenable number.

2863641 is a deficient number, since it is larger than the sum of its proper divisors (1345767).

2863641 is a wasteful number, since it uses less digits than its factorization.

2863641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932.

The product of its digits is 6912, while the sum is 30.

The square root of 2863641 is about 1692.2295943518. The cubic root of 2863641 is about 142.0058352426.

The spelling of 2863641 in words is "two million, eight hundred sixty-three thousand, six hundred forty-one".