6382409 has 4 divisors (see below), whose sum is σ = 6962640. Its totient is φ = 5802180.

The previous prime is 6382399. The next prime is 6382421. The reversal of 6382409 is 9042836.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6382409 - 2⁴ = 6382393 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6382469) 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, 290099 + ... + 290120.

It is an arithmetic number, because the mean of its divisors is an integer number (1740660).

Almost surely, 2^6382409 is an apocalyptic number.

It is an amenable number.

6382409 is a deficient number, since it is larger than the sum of its proper divisors (580231).

6382409 is a wasteful number, since it uses less digits than its factorization.

6382409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580230.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 6382409 is about 2526.3430091735. The cubic root of 6382409 is about 185.4932926959.

The spelling of 6382409 in words is "six million, three hundred eighty-two thousand, four hundred nine".