9000555 has 16 divisors (see below), whose sum is σ = 14480160. Its totient is φ = 4773888.

The previous prime is 9000517. The next prime is 9000569. The reversal of 9000555 is 5550009.

9000555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9000555 - 2⁷ = 9000427 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1341 + ... + 4449.

It is an arithmetic number, because the mean of its divisors is an integer number (905010).

Almost surely, 2^9000555 is an apocalyptic number.

9000555 is a deficient number, since it is larger than the sum of its proper divisors (5479605).

9000555 is a wasteful number, since it uses less digits than its factorization.

9000555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3310.

The product of its (nonzero) digits is 1125, while the sum is 24.

The square root of 9000555 is about 3000.0924985740. The cubic root of 9000555 is about 208.0126579452.

The spelling of 9000555 in words is "nine million, five hundred fifty-five", and thus it is an aban number.