6492009 has 4 divisors (see below), whose sum is σ = 8656016. Its totient is φ = 4328004.

The previous prime is 6492007. The next prime is 6492029. The reversal of 6492009 is 9002946.

6492009 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 6492009 - 2¹ = 6492007 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6492007) 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, 1081999 + ... + 1082004.

It is an arithmetic number, because the mean of its divisors is an integer number (2164004).

Almost surely, 2^6492009 is an apocalyptic number.

It is an amenable number.

6492009 is a deficient number, since it is larger than the sum of its proper divisors (2164007).

6492009 is a wasteful number, since it uses less digits than its factorization.

6492009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164006.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 6492009 is about 2547.9421108024. The cubic root of 6492009 is about 186.5490482825.

The spelling of 6492009 in words is "six million, four hundred ninety-two thousand, nine".