6386045 has 4 divisors (see below), whose sum is σ = 7663260. Its totient is φ = 5108832.

The previous prime is 6386041. The next prime is 6386057. The reversal of 6386045 is 5406836.

6386045 = 1458² + 1459² + 1460².

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 1466521 + 4919524 = 1211^2 + 2218^2 .

It is a cyclic number.

It is not a de Polignac number, because 6386045 - 2² = 6386041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6386041) 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 3 ways as a sum of consecutive naturals, for example, 638600 + ... + 638609.

It is an arithmetic number, because the mean of its divisors is an integer number (1915815).

Almost surely, 2^6386045 is an apocalyptic number.

It is an amenable number.

6386045 is a deficient number, since it is larger than the sum of its proper divisors (1277215).

6386045 is a wasteful number, since it uses less digits than its factorization.

6386045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277214.

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

The square root of 6386045 is about 2527.0625239594. The cubic root of 6386045 is about 185.5285106194.

The spelling of 6386045 in words is "six million, three hundred eighty-six thousand, forty-five".