9090775 has 12 divisors (see below), whose sum is σ = 11662200. Its totient is φ = 7021280.

The previous prime is 9090751. The next prime is 9090791. The reversal of 9090775 is 5770909.

It is not a de Polignac number, because 9090775 - 2¹³ = 9082583 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5545 + ... + 6994.

It is an arithmetic number, because the mean of its divisors is an integer number (971850).

Almost surely, 2^9090775 is an apocalyptic number.

9090775 is a deficient number, since it is larger than the sum of its proper divisors (2571425).

9090775 is a wasteful number, since it uses less digits than its factorization.

9090775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12578 (or 12573 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 37.

The square root of 9090775 is about 3015.0912092340. The cubic root of 9090775 is about 208.7053760975.

The spelling of 9090775 in words is "nine million, ninety thousand, seven hundred seventy-five".