6363861 has 16 divisors (see below), whose sum is σ = 9844224. Its totient is φ = 3581424.

The previous prime is 6363839. The next prime is 6363881. The reversal of 6363861 is 1683636.

It is not a de Polignac number, because 6363861 - 2⁵ = 6363829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6363881) 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, 855 + ... + 3668.

It is an arithmetic number, because the mean of its divisors is an integer number (615264).

Almost surely, 2^6363861 is an apocalyptic number.

It is an amenable number.

6363861 is a deficient number, since it is larger than the sum of its proper divisors (3480363).

6363861 is a wasteful number, since it uses less digits than its factorization.

6363861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600.

The product of its digits is 15552, while the sum is 33.

The square root of 6363861 is about 2522.6694194841. The cubic root of 6363861 is about 185.3134302103.

The spelling of 6363861 in words is "six million, three hundred sixty-three thousand, eight hundred sixty-one".