5709691 has 8 divisors (see below), whose sum is σ = 6174000. Its totient is φ = 5248992.

The previous prime is 5709689. The next prime is 5709719. The reversal of 5709691 is 1969075.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5709691 - 2¹ = 5709689 is a prime.

It is a Duffinian number.

5709691 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5709691.

It is not an unprimeable number, because it can be changed into a prime (5709601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3060 + ... + 4558.

It is an arithmetic number, because the mean of its divisors is an integer number (771750).

Almost surely, 2^5709691 is an apocalyptic number.

5709691 is a deficient number, since it is larger than the sum of its proper divisors (464309).

5709691 is a wasteful number, since it uses less digits than its factorization.

5709691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 5709691 is about 2389.4959719573. The cubic root of 5709691 is about 178.7327764714.

It can be divided in two parts, 5709 and 691, that added together give a square (6400 = 80²).

The spelling of 5709691 in words is "five million, seven hundred nine thousand, six hundred ninety-one".