9130806 has 40 divisors (see below), whose sum is σ = 20647440. Its totient is φ = 3015792.

The previous prime is 9130801. The next prime is 9130817. The reversal of 9130806 is 6080319.

9130806 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 9130806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9130801) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25255 + ... + 25613.

It is an arithmetic number, because the mean of its divisors is an integer number (516186).

Almost surely, 2^9130806 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9130806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10323720).

9130806 is an abundant number, since it is smaller than the sum of its proper divisors (11516634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9130806 is a wasteful number, since it uses less digits than its factorization.

9130806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 9130806 is about 3021.7223565377. The cubic root of 9130806 is about 209.0112705017.

The spelling of 9130806 in words is "nine million, one hundred thirty thousand, eight hundred six".