5223240 has 96 divisors (see below), whose sum is σ = 18532800. Its totient is φ = 1265280.

The previous prime is 5223227. The next prime is 5223263. The reversal of 5223240 is 423225.

5223240 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3301 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (193050).

Almost surely, 2^5223240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5223240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9266400).

5223240 is an abundant number, since it is smaller than the sum of its proper divisors (13309560).

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

5223240 is a wasteful number, since it uses less digits than its factorization.

5223240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 5223240 is about 2285.4408765050. The cubic root of 5223240 is about 173.5055323558.

Adding to 5223240 its reverse (423225), we get a palindrome (5646465).

The spelling of 5223240 in words is "five million, two hundred twenty-three thousand, two hundred forty".