5131328 has 14 divisors (see below), whose sum is σ = 10182606. Its totient is φ = 2565632.

The previous prime is 5131307. The next prime is 5131333. The reversal of 5131328 is 8231315.

It can be written as a sum of positive squares in only one way, i.e., 4194304 + 937024 = 2048^2 + 968^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40025 + ... + 40152.

It is an arithmetic number, because the mean of its divisors is an integer number (727329).

Almost surely, 2^5131328 is an apocalyptic number.

It is an amenable number.

5131328 is a deficient number, since it is larger than the sum of its proper divisors (5051278).

5131328 is an equidigital number, since it uses as much as digits as its factorization.

5131328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80189 (or 80179 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 5131328 is about 2265.2434747726. The cubic root of 5131328 is about 172.4817932195.

The spelling of 5131328 in words is "five million, one hundred thirty-one thousand, three hundred twenty-eight".