5709909 has 8 divisors (see below), whose sum is σ = 8061120. Its totient is φ = 3582656.

The previous prime is 5709901. The next prime is 5709917. The reversal of 5709909 is 9099075.

It is an interprime number because it is at equal distance from previous prime (5709901) and next prime (5709917).

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 5709909 - 2³ = 5709901 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5709901) 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, 55929 + ... + 56030.

It is an arithmetic number, because the mean of its divisors is an integer number (1007640).

Almost surely, 2^5709909 is an apocalyptic number.

It is an amenable number.

5709909 is a deficient number, since it is larger than the sum of its proper divisors (2351211).

5709909 is a wasteful number, since it uses less digits than its factorization.

5709909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111979.

The product of its (nonzero) digits is 25515, while the sum is 39.

The square root of 5709909 is about 2389.5415878365. The cubic root of 5709909 is about 178.7350511567.

The spelling of 5709909 in words is "five million, seven hundred nine thousand, nine hundred nine".