5220340 has 12 divisors (see below), whose sum is σ = 10962756. Its totient is φ = 2088128.

The previous prime is 5220331. The next prime is 5220353. The reversal of 5220340 is 430225.

It can be written as a sum of positive squares in 2 ways, for example, as 3794704 + 1425636 = 1948^2 + 1194^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130489 + ... + 130528.

It is an arithmetic number, because the mean of its divisors is an integer number (913563).

Almost surely, 2^5220340 is an apocalyptic number.

It is an amenable number.

5220340 is an abundant number, since it is smaller than the sum of its proper divisors (5742416).

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

5220340 is a wasteful number, since it uses less digits than its factorization.

5220340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261026 (or 261024 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 5220340 is about 2284.8063375262. The cubic root of 5220340 is about 173.4734156878.

Adding to 5220340 its reverse (430225), we get a palindrome (5650565).

The spelling of 5220340 in words is "five million, two hundred twenty thousand, three hundred forty".