4036863 has 4 divisors (see below), whose sum is σ = 5382488. Its totient is φ = 2691240.

The previous prime is 4036861. The next prime is 4036889. The reversal of 4036863 is 3686304.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4036863 - 2¹ = 4036861 is a prime.

It is a D-number.

It is a Duffinian number.

4036863 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4036863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4036861) 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, 672808 + ... + 672813.

It is an arithmetic number, because the mean of its divisors is an integer number (1345622).

Almost surely, 2^4036863 is an apocalyptic number.

4036863 is a deficient number, since it is larger than the sum of its proper divisors (1345625).

4036863 is a wasteful number, since it uses less digits than its factorization.

4036863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345624.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 4036863 is about 2009.1946147648. The cubic root of 4036863 is about 159.2262512160.

The spelling of 4036863 in words is "four million, thirty-six thousand, eight hundred sixty-three".