5228341421 has 4 divisors (see below), whose sum is σ = 5232973500. Its totient is φ = 5223709344.

The previous prime is 5228341399. The next prime is 5228341453. The reversal of 5228341421 is 1241438225.

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 605701321 + 4622640100 = 24611^2 + 67990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5228341421 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 (5228341021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2314346 + ... + 2316603.

It is an arithmetic number, because the mean of its divisors is an integer number (1308243375).

Almost surely, 2^5228341421 is an apocalyptic number.

It is an amenable number.

5228341421 is a deficient number, since it is larger than the sum of its proper divisors (4632079).

5228341421 is a wasteful number, since it uses less digits than its factorization.

5228341421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632078.

The product of its digits is 15360, while the sum is 32.

The square root of 5228341421 is about 72307.2708722989. The cubic root of 5228341421 is about 1735.6200029279.

Adding to 5228341421 its reverse (1241438225), we get a palindrome (6469779646).

The spelling of 5228341421 in words is "five billion, two hundred twenty-eight million, three hundred forty-one thousand, four hundred twenty-one".