5520042 has 32 divisors (see below), whose sum is σ = 13383360. Its totient is φ = 1672560.

The previous prime is 5520029. The next prime is 5520049. The reversal of 5520042 is 2400255.

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

It is a junction number, because it is equal to n+sod(n) for n = 5519997 and 5520024.

It is not an unprimeable number, because it can be changed into a prime (5520049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4053 + ... + 5240.

It is an arithmetic number, because the mean of its divisors is an integer number (418230).

Almost surely, 2^5520042 is an apocalyptic number.

5520042 is an abundant number, since it is smaller than the sum of its proper divisors (7863318).

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

5520042 is a wasteful number, since it uses less digits than its factorization.

5520042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9315 (or 9309 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 5520042 is about 2349.4769630707. The cubic root of 5520042 is about 176.7315666780.

Adding to 5520042 its reverse (2400255), we get a palindrome (7920297).

The spelling of 5520042 in words is "five million, five hundred twenty thousand, forty-two".