6366413 has 4 divisors (see below), whose sum is σ = 6486588. Its totient is φ = 6246240.

The previous prime is 6366391. The next prime is 6366419. The reversal of 6366413 is 3146636.

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 4761124 + 1605289 = 2182^2 + 1267^2 .

It is a cyclic number.

It is not a de Polignac number, because 6366413 - 2²² = 2172109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6366419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60008 + ... + 60113.

It is an arithmetic number, because the mean of its divisors is an integer number (1621647).

Almost surely, 2^6366413 is an apocalyptic number.

It is an amenable number.

6366413 is a deficient number, since it is larger than the sum of its proper divisors (120175).

6366413 is a wasteful number, since it uses less digits than its factorization.

6366413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120174.

The product of its digits is 7776, while the sum is 29.

The square root of 6366413 is about 2523.1751821861. The cubic root of 6366413 is about 185.3381980188.

The spelling of 6366413 in words is "six million, three hundred sixty-six thousand, four hundred thirteen".