9145500 has 192 divisors, whose sum is σ = 33266688. Its totient is φ = 1900800.

The previous prime is 9145489. The next prime is 9145519. The reversal of 9145500 is 55419.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 136467 + ... + 136533.

It is an arithmetic number, because the mean of its divisors is an integer number (173264).

Almost surely, 2^9145500 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 9145500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16633344).

9145500 is an abundant number, since it is smaller than the sum of its proper divisors (24121188).

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

9145500 is a wasteful number, since it uses less digits than its factorization.

9145500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 9145500 is about 3024.1527739187. The cubic root of 9145500 is about 209.1233294518.

The spelling of 9145500 in words is "nine million, one hundred forty-five thousand, five hundred".