5313440 has 48 divisors (see below), whose sum is σ = 13698720. Its totient is φ = 1931520.

The previous prime is 5313433. The next prime is 5313443. The reversal of 5313440 is 443135.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (5313443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251 + ... + 3269.

It is an arithmetic number, because the mean of its divisors is an integer number (285390).

Almost surely, 2^5313440 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 5313440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6849360).

5313440 is an abundant number, since it is smaller than the sum of its proper divisors (8385280).

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

5313440 is a wasteful number, since it uses less digits than its factorization.

5313440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045 (or 3037 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 5313440 is about 2305.0900199341. The cubic root of 5313440 is about 174.4985919542.

Adding to 5313440 its reverse (443135), we get a palindrome (5756575).

The spelling of 5313440 in words is "five million, three hundred thirteen thousand, four hundred forty".