916140 has 24 divisors (see below), whose sum is σ = 2565360. Its totient is φ = 244288.

The previous prime is 916129. The next prime is 916141. The reversal of 916140 is 41619.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 916140.

It is not an unprimeable number, because it can be changed into a prime (916141) by changing a digit.

916140 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 7575 + ... + 7694.

It is an arithmetic number, because the mean of its divisors is an integer number (106890).

2⁹¹⁶¹⁴⁰ is an apocalyptic number.

It is an amenable number.

916140 is an abundant number, since it is smaller than the sum of its proper divisors (1649220).

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

916140 is a wasteful number, since it uses less digits than its factorization.

916140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15281 (or 15279 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 916140 is about 957.1520255424. The cubic root of 916140 is about 97.1226704635.

Adding to 916140 its reverse (41619), we get a palindrome (957759).

The spelling of 916140 in words is "nine hundred sixteen thousand, one hundred forty".