9090655 has 8 divisors (see below), whose sum is σ = 12467232. Its totient is φ = 6233568.

The previous prime is 9090649. The next prime is 9090671. The reversal of 9090655 is 5560909.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9090655 - 2⁵ = 9090623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9090655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129832 + ... + 129901.

It is an arithmetic number, because the mean of its divisors is an integer number (1558404).

Almost surely, 2^9090655 is an apocalyptic number.

9090655 is a deficient number, since it is larger than the sum of its proper divisors (3376577).

9090655 is a wasteful number, since it uses less digits than its factorization.

9090655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259745.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 9090655 is about 3015.0713092728. The cubic root of 9090655 is about 208.7044577762.

The spelling of 9090655 in words is "nine million, ninety thousand, six hundred fifty-five".