5709829 has 4 divisors (see below), whose sum is σ = 5748300. Its totient is φ = 5671360.

The previous prime is 5709817. The next prime is 5709857. The reversal of 5709829 is 9289075.

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 1965604 + 3744225 = 1402^2 + 1935^2 .

It is a cyclic number.

It is not a de Polignac number, because 5709829 - 2¹¹ = 5707781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5709791 and 5709800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5709029) 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, 19012 + ... + 19309.

It is an arithmetic number, because the mean of its divisors is an integer number (1437075).

Almost surely, 2^5709829 is an apocalyptic number.

It is an amenable number.

5709829 is a deficient number, since it is larger than the sum of its proper divisors (38471).

5709829 is a wasteful number, since it uses less digits than its factorization.

5709829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38470.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 5709829 is about 2389.5248481654. The cubic root of 5709829 is about 178.7342164165.

The spelling of 5709829 in words is "five million, seven hundred nine thousand, eight hundred twenty-nine".