9084780 has 72 divisors (see below), whose sum is σ = 28252224. Its totient is φ = 2361600.

The previous prime is 9084727. The next prime is 9084781. The reversal of 9084780 is 874809.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (9084781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6765 + ... + 7995.

It is an arithmetic number, because the mean of its divisors is an integer number (392392).

Almost surely, 2^9084780 is an apocalyptic number.

9084780 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9084780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14126112).

9084780 is an abundant number, since it is smaller than the sum of its proper divisors (19167444).

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

9084780 is a wasteful number, since it uses less digits than its factorization.

9084780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 9084780 is about 3014.0968796640. The cubic root of 9084780 is about 208.6594884122.

The spelling of 9084780 in words is "nine million, eighty-four thousand, seven hundred eighty".