5231328 has 24 divisors (see below), whose sum is σ = 13732488. Its totient is φ = 1743744.

The previous prime is 5231311. The next prime is 5231329. The reversal of 5231328 is 8231325.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 5231298 and 5231307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5231329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27151 + ... + 27342.

It is an arithmetic number, because the mean of its divisors is an integer number (572187).

Almost surely, 2^5231328 is an apocalyptic number.

It is an amenable number.

5231328 is an abundant number, since it is smaller than the sum of its proper divisors (8501160).

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

5231328 is a wasteful number, since it uses less digits than its factorization.

5231328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54506 (or 54498 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 5231328 is about 2287.2096537047. The cubic root of 5231328 is about 173.5950418710.

The spelling of 5231328 in words is "five million, two hundred thirty-one thousand, three hundred twenty-eight".