9481140 has 36 divisors (see below), whose sum is σ = 28760004. Its totient is φ = 2528256.

The previous prime is 9481111. The next prime is 9481141. The reversal of 9481140 is 411849.

It can be written as a sum of positive squares in 2 ways, for example, as 3663396 + 5817744 = 1914^2 + 2412^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9481141) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 26157 + ... + 26516.

It is an arithmetic number, because the mean of its divisors is an integer number (798889).

Almost surely, 2^9481140 is an apocalyptic number.

9481140 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9481140 is an abundant number, since it is smaller than the sum of its proper divisors (19278864).

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

9481140 is a wasteful number, since it uses less digits than its factorization.

9481140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52688 (or 52683 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 9481140 is about 3079.1459854966. The cubic root of 9481140 is about 211.6509326212.

Adding to 9481140 its reverse (411849), we get a palindrome (9892989).

The spelling of 9481140 in words is "nine million, four hundred eighty-one thousand, one hundred forty".