6368045 has 4 divisors (see below), whose sum is σ = 7641660. Its totient is φ = 5094432.

The previous prime is 6368029. The next prime is 6368053. The reversal of 6368045 is 5408636.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4932841 + 1435204 = 2221^2 + 1198^2 .

It is a cyclic number.

It is not a de Polignac number, because 6368045 - 2⁴ = 6368029 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 636800 + ... + 636809.

It is an arithmetic number, because the mean of its divisors is an integer number (1910415).

Almost surely, 2^6368045 is an apocalyptic number.

It is an amenable number.

6368045 is a deficient number, since it is larger than the sum of its proper divisors (1273615).

6368045 is a wasteful number, since it uses less digits than its factorization.

6368045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273614.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 6368045 is about 2523.4985635027. The cubic root of 6368045 is about 185.3540335240.

The spelling of 6368045 in words is "six million, three hundred sixty-eight thousand, forty-five".