6018540 has 72 divisors (see below), whose sum is σ = 18545520. Its totient is φ = 1457280.

The previous prime is 6018539. The next prime is 6018541. The reversal of 6018540 is 458106.

It is an interprime number because it is at equal distance from previous prime (6018539) and next prime (6018541).

It is a self number, because there is not a number n which added to its sum of digits gives 6018540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6018541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6846 + ... + 7674.

Almost surely, 2^6018540 is an apocalyptic number.

6018540 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 6018540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9272760).

6018540 is an abundant number, since it is smaller than the sum of its proper divisors (12526980).

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

6018540 is a wasteful number, since it uses less digits than its factorization.

6018540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 850 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 6018540 is about 2453.2712854472. The cubic root of 6018540 is about 181.8990302562.

The spelling of 6018540 in words is "six million, eighteen thousand, five hundred forty".