5323888621 has 4 divisors (see below), whose sum is σ = 5337575100. Its totient is φ = 5310202144.

The previous prime is 5323888579. The next prime is 5323888627. The reversal of 5323888621 is 1268883235.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3649851396 + 1674037225 = 60414^2 + 40915^2 .

It is a cyclic number.

It is not a de Polignac number, because 5323888621 - 2⁹ = 5323888109 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 (5323888627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6842656 + ... + 6843433.

It is an arithmetic number, because the mean of its divisors is an integer number (1334393775).

Almost surely, 2^5323888621 is an apocalyptic number.

It is an amenable number.

5323888621 is a deficient number, since it is larger than the sum of its proper divisors (13686479).

5323888621 is a wasteful number, since it uses less digits than its factorization.

5323888621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13686478.

The product of its digits is 552960, while the sum is 46.

The square root of 5323888621 is about 72964.9821558260. The cubic root of 5323888621 is about 1746.1289805552.

The spelling of 5323888621 in words is "five billion, three hundred twenty-three million, eight hundred eighty-eight thousand, six hundred twenty-one".