5243032221 has 16 divisors (see below), whose sum is σ = 7994609664. Its totient is φ = 2994058224.

The previous prime is 5243032213. The next prime is 5243032259. The reversal of 5243032221 is 1222303425.

It is not a de Polignac number, because 5243032221 - 2³ = 5243032213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5243032191 and 5243032200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243032211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48501 + ... + 113306.

It is an arithmetic number, because the mean of its divisors is an integer number (499663104).

Almost surely, 2^5243032221 is an apocalyptic number.

It is an amenable number.

5243032221 is a deficient number, since it is larger than the sum of its proper divisors (2751577443).

5243032221 is a wasteful number, since it uses less digits than its factorization.

5243032221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163360.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 5243032221 is about 72408.7855235813. The cubic root of 5243032221 is about 1737.2440872577.

Adding to 5243032221 its reverse (1222303425), we get a palindrome (6465335646).

The spelling of 5243032221 in words is "five billion, two hundred forty-three million, thirty-two thousand, two hundred twenty-one".