6363855 has 24 divisors (see below), whose sum is σ = 11145888. Its totient is φ = 3358656.

The previous prime is 6363839. The next prime is 6363881. The reversal of 6363855 is 5583636.

6363855 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6363855 - 2⁴ = 6363839 is a prime.

It is a super-2 number, since 2×6363855² = 80997300922050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3949 + ... + 5321.

It is an arithmetic number, because the mean of its divisors is an integer number (464412).

Almost surely, 2^6363855 is an apocalyptic number.

6363855 is a deficient number, since it is larger than the sum of its proper divisors (4782033).

6363855 is a wasteful number, since it uses less digits than its factorization.

6363855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487 (or 1484 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 6363855 is about 2522.6682302673. The cubic root of 6363855 is about 185.3133719710.

The spelling of 6363855 in words is "six million, three hundred sixty-three thousand, eight hundred fifty-five".