5235444221 has 8 divisors (see below), whose sum is σ = 6067638144. Its totient is φ = 4424318640.

The previous prime is 5235444209. The next prime is 5235444259. The reversal of 5235444221 is 1224445325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5235444221 - 2⁶ = 5235444157 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 (5235444121) 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 7 ways as a sum of consecutive naturals, for example, 5266550 + ... + 5267543.

It is an arithmetic number, because the mean of its divisors is an integer number (758454768).

Almost surely, 2^5235444221 is an apocalyptic number.

It is an amenable number.

5235444221 is a deficient number, since it is larger than the sum of its proper divisors (832193923).

5235444221 is a wasteful number, since it uses less digits than its factorization.

5235444221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10534171.

The product of its digits is 38400, while the sum is 32.

The square root of 5235444221 is about 72356.3695952195. The cubic root of 5235444221 is about 1736.4056047390.

Adding to 5235444221 its reverse (1224445325), we get a palindrome (6459889546).

The spelling of 5235444221 in words is "five billion, two hundred thirty-five million, four hundred forty-four thousand, two hundred twenty-one".