5865399 has 16 divisors (see below), whose sum is σ = 8773600. Its totient is φ = 3872448.

The previous prime is 5865397. The next prime is 5865403. The reversal of 5865399 is 9935685.

It is not a de Polignac number, because 5865399 - 2¹ = 5865397 is a prime.

It is a Duffinian number.

5865399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5865397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1947 + ... + 3939.

It is an arithmetic number, because the mean of its divisors is an integer number (548350).

Almost surely, 2^5865399 is an apocalyptic number.

5865399 is a deficient number, since it is larger than the sum of its proper divisors (2908201).

5865399 is a wasteful number, since it uses less digits than its factorization.

5865399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111 (or 2105 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 5865399 is about 2421.8585838153. The cubic root of 5865399 is about 180.3429572535.

The spelling of 5865399 in words is "five million, eight hundred sixty-five thousand, three hundred ninety-nine".