5309665 has 8 divisors (see below), whose sum is σ = 6648768. Its totient is φ = 4062960.

The previous prime is 5309663. The next prime is 5309693. The reversal of 5309665 is 5669035.

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

It is not a de Polignac number, because 5309665 - 2¹ = 5309663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5309665.

It is not an unprimeable number, because it can be changed into a prime (5309663) 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, 22971 + ... + 23200.

It is an arithmetic number, because the mean of its divisors is an integer number (831096).

Almost surely, 2^5309665 is an apocalyptic number.

It is an amenable number.

5309665 is a deficient number, since it is larger than the sum of its proper divisors (1339103).

5309665 is a wasteful number, since it uses less digits than its factorization.

5309665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46199.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 5309665 is about 2304.2710344055. The cubic root of 5309665 is about 174.4572572603.

The spelling of 5309665 in words is "five million, three hundred nine thousand, six hundred sixty-five".