9566489 has 4 divisors (see below), whose sum is σ = 9799860. Its totient is φ = 9333120.

The previous prime is 9566449. The next prime is 9566533. The reversal of 9566489 is 9846659.

9566489 is digitally balanced in base 2, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 160000 + 9406489 = 400^2 + 3067^2 .

It is a cyclic number.

It is not a de Polignac number, because 9566489 - 2⁸ = 9566233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9566429) 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, 116624 + ... + 116705.

It is an arithmetic number, because the mean of its divisors is an integer number (2449965).

Almost surely, 2^9566489 is an apocalyptic number.

It is an amenable number.

9566489 is a deficient number, since it is larger than the sum of its proper divisors (233371).

9566489 is a wasteful number, since it uses less digits than its factorization.

9566489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233370.

The product of its digits is 466560, while the sum is 47.

The square root of 9566489 is about 3092.9741350357. The cubic root of 9566489 is about 212.2841286443.

The spelling of 9566489 in words is "nine million, five hundred sixty-six thousand, four hundred eighty-nine".