9090933 has 8 divisors (see below), whose sum is σ = 12139296. Its totient is φ = 6051600.

The previous prime is 9090919. The next prime is 9090947. The reversal of 9090933 is 3390909.

It is an interprime number because it is at equal distance from previous prime (9090919) and next prime (9090947).

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

It is not a de Polignac number, because 9090933 - 2⁵ = 9090901 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

9090933 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9090894 and 9090903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9090953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618 + ... + 4308.

It is an arithmetic number, because the mean of its divisors is an integer number (1517412).

Almost surely, 2^9090933 is an apocalyptic number.

It is an amenable number.

9090933 is a deficient number, since it is larger than the sum of its proper divisors (3048363).

9090933 is a wasteful number, since it uses less digits than its factorization.

9090933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515.

The product of its (nonzero) digits is 6561, while the sum is 33.

The square root of 9090933 is about 3015.1174106492. The cubic root of 9090933 is about 208.7065852081.

The spelling of 9090933 in words is "nine million, ninety thousand, nine hundred thirty-three".