5220918 has 24 divisors (see below), whose sum is σ = 11442600. Its totient is φ = 1720224.

The previous prime is 5220911. The next prime is 5220923. The reversal of 5220918 is 8190225.

It is a junction number, because it is equal to n+sod(n) for n = 5220891 and 5220900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (476775).

Almost surely, 2^5220918 is an apocalyptic number.

5220918 is an abundant number, since it is smaller than the sum of its proper divisors (6221682).

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

5220918 is a wasteful number, since it uses less digits than its factorization.

5220918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3356 (or 3353 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 5220918 is about 2284.9328217696. The cubic root of 5220918 is about 173.4798178209.

The spelling of 5220918 in words is "five million, two hundred twenty thousand, nine hundred eighteen".