6109140 has 48 divisors (see below), whose sum is σ = 17700480. Its totient is φ = 1572480.

The previous prime is 6109133. The next prime is 6109141. The reversal of 6109140 is 419016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6109141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (368760).

Almost surely, 2^6109140 is an apocalyptic number.

6109140 is a gapful number since it is divisible by the number (60) 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 6109140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8850240).

6109140 is an abundant number, since it is smaller than the sum of its proper divisors (11591340).

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

6109140 is a wasteful number, since it uses less digits than its factorization.

6109140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3552 (or 3550 counting only the distinct ones).

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

The square root of 6109140 is about 2471.6674533602. The cubic root of 6109140 is about 182.8072263071.

The spelling of 6109140 in words is "six million, one hundred nine thousand, one hundred forty".