6363643 has 8 divisors (see below), whose sum is σ = 7476336. Its totient is φ = 5340000.

The previous prime is 6363619. The next prime is 6363647. The reversal of 6363643 is 3463636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6363643 - 2⁹ = 6363131 is a prime.

It is a d-powerful number, because it can be written as 6³ + 3² + 6³ + 3¹² + 6³ + 4¹⁰ + 3¹⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6363647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22108 + ... + 22393.

It is an arithmetic number, because the mean of its divisors is an integer number (934542).

Almost surely, 2^6363643 is an apocalyptic number.

6363643 is a deficient number, since it is larger than the sum of its proper divisors (1112693).

6363643 is a wasteful number, since it uses less digits than its factorization.

6363643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44525.

The product of its digits is 23328, while the sum is 31.

The square root of 6363643 is about 2522.6262109159. The cubic root of 6363643 is about 185.3113141580.

The spelling of 6363643 in words is "six million, three hundred sixty-three thousand, six hundred forty-three".