5216399 has 4 divisors (see below), whose sum is σ = 5523264. Its totient is φ = 4909536.

The previous prime is 5216381. The next prime is 5216411. The reversal of 5216399 is 9936125.

5216399 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5216399 - 2¹² = 5212303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5216599) 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, 153407 + ... + 153440.

It is an arithmetic number, because the mean of its divisors is an integer number (1380816).

Almost surely, 2^5216399 is an apocalyptic number.

5216399 is a deficient number, since it is larger than the sum of its proper divisors (306865).

5216399 is a wasteful number, since it uses less digits than its factorization.

5216399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306864.

The product of its digits is 14580, while the sum is 35.

The square root of 5216399 is about 2283.9437383613. The cubic root of 5216399 is about 173.4297511729.

The spelling of 5216399 in words is "five million, two hundred sixteen thousand, three hundred ninety-nine".