9182090920 has 32 divisors (see below), whose sum is σ = 20689665120. Its totient is φ = 3667510080.

The previous prime is 9182090909. The next prime is 9182090927. The reversal of 9182090920 is 290902819.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (9182090927) 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, 138462 + ... + 193741.

It is an arithmetic number, because the mean of its divisors is an integer number (646552035).

Almost surely, 2^9182090920 is an apocalyptic number.

It is an amenable number.

9182090920 is an abundant number, since it is smaller than the sum of its proper divisors (11507574200).

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

9182090920 is a wasteful number, since it uses less digits than its factorization.

9182090920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332905 (or 332901 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 40.

The square root of 9182090920 is about 95823.2274555601. The cubic root of 9182090920 is about 2094.0185741521.

The spelling of 9182090920 in words is "nine billion, one hundred eighty-two million, ninety thousand, nine hundred twenty".