5665339 has 4 divisors (see below), whose sum is σ = 5803560. Its totient is φ = 5527120.

The previous prime is 5665313. The next prime is 5665349. The reversal of 5665339 is 9335665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5665339 - 2¹³ = 5657147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5665298 and 5665307.

It is not an unprimeable number, because it can be changed into a prime (5665349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69049 + ... + 69130.

It is an arithmetic number, because the mean of its divisors is an integer number (1450890).

Almost surely, 2^5665339 is an apocalyptic number.

5665339 is a deficient number, since it is larger than the sum of its proper divisors (138221).

5665339 is a wasteful number, since it uses less digits than its factorization.

5665339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138220.

The product of its digits is 72900, while the sum is 37.

The square root of 5665339 is about 2380.1972607328. The cubic root of 5665339 is about 178.2687834238.

The spelling of 5665339 in words is "five million, six hundred sixty-five thousand, three hundred thirty-nine".