5748509 has 4 divisors (see below), whose sum is σ = 6190716. Its totient is φ = 5306304.

The previous prime is 5748503. The next prime is 5748517. The reversal of 5748509 is 9058475.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1836025 + 3912484 = 1355^2 + 1978^2 .

It is a cyclic number.

It is not a de Polignac number, because 5748509 - 2¹⁶ = 5682973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5748503) 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, 221084 + ... + 221109.

It is an arithmetic number, because the mean of its divisors is an integer number (1547679).

Almost surely, 2^5748509 is an apocalyptic number.

It is an amenable number.

5748509 is a deficient number, since it is larger than the sum of its proper divisors (442207).

5748509 is a wasteful number, since it uses less digits than its factorization.

5748509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442206.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 5748509 is about 2397.6048465083. The cubic root of 5748509 is about 179.1369072140.

The spelling of 5748509 in words is "five million, seven hundred forty-eight thousand, five hundred nine".