5231304 has 128 divisors (see below), whose sum is σ = 16531200. Its totient is φ = 1539648.

The previous prime is 5231297. The next prime is 5231309. The reversal of 5231304 is 4031325.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227437 + ... + 227459.

It is an arithmetic number, because the mean of its divisors is an integer number (129150).

Almost surely, 2^5231304 is an apocalyptic number.

5231304 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5231304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8265600).

5231304 is an abundant number, since it is smaller than the sum of its proper divisors (11299896).

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

5231304 is a wasteful number, since it uses less digits than its factorization.

5231304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 5231304 is about 2287.2044071311. The cubic root of 5231304 is about 173.5947764007.

Adding to 5231304 its reverse (4031325), we get a palindrome (9262629).

The spelling of 5231304 in words is "five million, two hundred thirty-one thousand, three hundred four".