5539842 has 72 divisors (see below), whose sum is σ = 15258672. Its totient is φ = 1436400.

The previous prime is 5539829. The next prime is 5539847. The reversal of 5539842 is 2489355.

It is a junction number, because it is equal to n+sod(n) for n = 5539797 and 5539806.

It is not an unprimeable number, because it can be changed into a prime (5539847) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9417 + ... + 9987.

It is an arithmetic number, because the mean of its divisors is an integer number (211926).

Almost surely, 2^5539842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5539842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7629336).

5539842 is an abundant number, since it is smaller than the sum of its proper divisors (9718830).

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

5539842 is a wasteful number, since it uses less digits than its factorization.

5539842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604 (or 594 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 5539842 is about 2353.6868950648. The cubic root of 5539842 is about 176.9426224056.

The spelling of 5539842 in words is "five million, five hundred thirty-nine thousand, eight hundred forty-two".