5298728 has 16 divisors (see below), whose sum is σ = 10123380. Its totient is φ = 2599168.

The previous prime is 5298721. The next prime is 5298751. The reversal of 5298728 is 8278925.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5207524 + 91204 = 2282^2 + 302^2 .

It is not an unprimeable number, because it can be changed into a prime (5298721) 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, 5825 + ... + 6672.

Almost surely, 2^5298728 is an apocalyptic number.

It is an amenable number.

5298728 is a deficient number, since it is larger than the sum of its proper divisors (4824652).

5298728 is a wasteful number, since it uses less digits than its factorization.

5298728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12556 (or 12552 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 5298728 is about 2301.8966093202. The cubic root of 5298728 is about 174.3373909033.

The spelling of 5298728 in words is "five million, two hundred ninety-eight thousand, seven hundred twenty-eight".