5723709 has 4 divisors (see below), whose sum is σ = 7631616. Its totient is φ = 3815804.

The previous prime is 5723681. The next prime is 5723719. The reversal of 5723709 is 9073275.

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 a cyclic number.

It is not a de Polignac number, because 5723709 - 2¹⁵ = 5690941 is a prime.

It is a D-number.

5723709 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5723709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5723719) 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, 953949 + ... + 953954.

It is an arithmetic number, because the mean of its divisors is an integer number (1907904).

Almost surely, 2^5723709 is an apocalyptic number.

It is an amenable number.

5723709 is a deficient number, since it is larger than the sum of its proper divisors (1907907).

5723709 is a wasteful number, since it uses less digits than its factorization.

5723709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1907906.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 5723709 is about 2392.4274283664. The cubic root of 5723709 is about 178.8789273130.

The spelling of 5723709 in words is "five million, seven hundred twenty-three thousand, seven hundred nine".