5243709 has 4 divisors (see below), whose sum is σ = 6991616. Its totient is φ = 3495804.

The previous prime is 5243699. The next prime is 5243717. The reversal of 5243709 is 9073425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5243709 - 2⁸ = 5243453 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243729) 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, 873949 + ... + 873954.

It is an arithmetic number, because the mean of its divisors is an integer number (1747904).

Almost surely, 2^5243709 is an apocalyptic number.

It is an amenable number.

5243709 is a deficient number, since it is larger than the sum of its proper divisors (1747907).

5243709 is a wasteful number, since it uses less digits than its factorization.

5243709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747906.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 5243709 is about 2289.9146272296. The cubic root of 5243709 is about 173.7318832792.

The spelling of 5243709 in words is "five million, two hundred forty-three thousand, seven hundred nine".