9090075 has 24 divisors (see below), whose sum is σ = 15822400. Its totient is φ = 4592160.

The previous prime is 9090061. The next prime is 9090127. The reversal of 9090075 is 5700909.

It is a happy number.

9090075 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9090075 - 2⁷ = 9089947 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1765 + ... + 4614.

Almost surely, 2^9090075 is an apocalyptic number.

9090075 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9090075 is a deficient number, since it is larger than the sum of its proper divisors (6732325).

9090075 is a wasteful number, since it uses less digits than its factorization.

9090075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6411 (or 6406 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 30.

The square root of 9090075 is about 3014.9751242755. The cubic root of 9090075 is about 208.7000191096.

The spelling of 9090075 in words is "nine million, ninety thousand, seventy-five".