6468609 has 16 divisors (see below), whose sum is σ = 9970560. Its totient is φ = 3653760.

The previous prime is 6468593. The next prime is 6468613. The reversal of 6468609 is 9068646.

It is not a de Polignac number, because 6468609 - 2⁴ = 6468593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6468629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139 + ... + 3599.

It is an arithmetic number, because the mean of its divisors is an integer number (623160).

Almost surely, 2^6468609 is an apocalyptic number.

It is an amenable number.

6468609 is a deficient number, since it is larger than the sum of its proper divisors (3501951).

6468609 is a wasteful number, since it uses less digits than its factorization.

6468609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3560.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 6468609 is about 2543.3460244332. The cubic root of 6468609 is about 186.3246440443.

The spelling of 6468609 in words is "six million, four hundred sixty-eight thousand, six hundred nine".