9168489 has 24 divisors (see below), whose sum is σ = 14843712. Its totient is φ = 5404320.

The previous prime is 9168487. The next prime is 9168499. The reversal of 9168489 is 9848619.

9168489 is a `hidden beast` number, since 9 + 168 + 489 = 666.

It is not a de Polignac number, because 9168489 - 2¹ = 9168487 is a prime.

It is a super-2 number, since 2×9168489² = 168122381086242, which contains 22 as substring.

9168489 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9168487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2412 + ... + 4914.

It is an arithmetic number, because the mean of its divisors is an integer number (618488).

Almost surely, 2^9168489 is an apocalyptic number.

9168489 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

It is an amenable number.

9168489 is a deficient number, since it is larger than the sum of its proper divisors (5675223).

9168489 is a wasteful number, since it uses less digits than its factorization.

9168489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557 (or 2554 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 9168489 is about 3027.9512875870. The cubic root of 9168489 is about 209.2984069439.

The spelling of 9168489 in words is "nine million, one hundred sixty-eight thousand, four hundred eighty-nine".