9120000 has 180 divisors, whose sum is σ = 31927280. Its totient is φ = 2304000.

The previous prime is 9119989. The next prime is 9120011. The reversal of 9120000 is 219.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9119989) and next prime (9120011).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 479991 + ... + 480009.

Almost surely, 2^9120000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15963640).

9120000 is an abundant number, since it is smaller than the sum of its proper divisors (22807280).

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

9120000 is an equidigital number, since it uses as much as digits as its factorization.

9120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 29 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 9120000 is about 3019.9337741083. The cubic root of 9120000 is about 208.9287853645.

Adding to 9120000 its reverse (219), we get a palindrome (9120219).

The spelling of 9120000 in words is "nine million, one hundred twenty thousand".