9000553 has 4 divisors (see below), whose sum is σ = 9008208. Its totient is φ = 8992900.

The previous prime is 9000517. The next prime is 9000569. The reversal of 9000553 is 3550009.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9000553 - 2⁹ = 9000041 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9000253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1651 + ... + 4552.

It is an arithmetic number, because the mean of its divisors is an integer number (2252052).

Almost surely, 2^9000553 is an apocalyptic number.

It is an amenable number.

9000553 is a deficient number, since it is larger than the sum of its proper divisors (7655).

9000553 is a wasteful number, since it uses less digits than its factorization.

9000553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654.

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 9000553 is about 3000.0921652509. The cubic root of 9000553 is about 208.0126425378.

The spelling of 9000553 in words is "nine million, five hundred fifty-three", and thus it is an aban number.