5323440 has 80 divisors (see below), whose sum is σ = 16936416. Its totient is φ = 1382400.

The previous prime is 5323427. The next prime is 5323441. The reversal of 5323440 is 443235.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (5323441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9570 + ... + 10110.

Almost surely, 2^5323440 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 5323440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8468208).

5323440 is an abundant number, since it is smaller than the sum of its proper divisors (11612976).

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

5323440 is a wasteful number, since it uses less digits than its factorization.

5323440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598 (or 592 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 5323440 is about 2307.2581129991. The cubic root of 5323440 is about 174.6079932939.

Adding to 5323440 its reverse (443235), we get a palindrome (5766675).

The spelling of 5323440 in words is "five million, three hundred twenty-three thousand, four hundred forty".