8066609 has 4 divisors (see below), whose sum is σ = 8081904. Its totient is φ = 8051316.

The previous prime is 8066593. The next prime is 8066677. The reversal of 8066609 is 9066608.

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 8066609 - 2⁴ = 8066593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8066689) 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, 6827 + ... + 7920.

It is an arithmetic number, because the mean of its divisors is an integer number (2020476).

Almost surely, 2^8066609 is an apocalyptic number.

It is an amenable number.

8066609 is a deficient number, since it is larger than the sum of its proper divisors (15295).

8066609 is a wasteful number, since it uses less digits than its factorization.

8066609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15294.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 8066609 is about 2840.1776352897. The cubic root of 8066609 is about 200.5535415454.

Subtracting 8066609 from its reverse (9066608), we obtain a palindrome (999999).

It can be divided in two parts, 8066 and 609, that multiplied together give a palindrome (4912194).

The spelling of 8066609 in words is "eight million, sixty-six thousand, six hundred nine".