5540130 has 96 divisors (see below), whose sum is σ = 15914880. Its totient is φ = 1370880.

The previous prime is 5540111. The next prime is 5540137. The reversal of 5540130 is 310455.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77995 + ... + 78065.

It is an arithmetic number, because the mean of its divisors is an integer number (165780).

Almost surely, 2^5540130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5540130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7957440).

5540130 is an abundant number, since it is smaller than the sum of its proper divisors (10374750).

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

5540130 is a wasteful number, since it uses less digits than its factorization.

5540130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5540130 is about 2353.7480748797. The cubic root of 5540130 is about 176.9456885937.

Adding to 5540130 its reverse (310455), we get a palindrome (5850585).

The spelling of 5540130 in words is "five million, five hundred forty thousand, one hundred thirty".