8553489 has 24 divisors (see below), whose sum is σ = 13701888. Its totient is φ = 4727520.

The previous prime is 8553487. The next prime is 8553491. The reversal of 8553489 is 9843558.

8553489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8553487) and next prime (8553491).

It is not a de Polignac number, because 8553489 - 2¹ = 8553487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8553489.

It is not an unprimeable number, because it can be changed into a prime (8553487) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3619 + ... + 5495.

It is an arithmetic number, because the mean of its divisors is an integer number (570912).

Almost surely, 2^8553489 is an apocalyptic number.

It is an amenable number.

8553489 is a deficient number, since it is larger than the sum of its proper divisors (5148399).

8553489 is a wasteful number, since it uses less digits than its factorization.

8553489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925 (or 1918 counting only the distinct ones).

The product of its digits is 172800, while the sum is 42.

The square root of 8553489 is about 2924.6348490025. The cubic root of 8553489 is about 204.5099458541.

The spelling of 8553489 in words is "eight million, five hundred fifty-three thousand, four hundred eighty-nine".