5244013221 has 8 divisors (see below), whose sum is σ = 7003931424. Its totient is φ = 3490051920.

The previous prime is 5244013193. The next prime is 5244013249. The reversal of 5244013221 is 1223104425.

It is an interprime number because it is at equal distance from previous prime (5244013193) and next prime (5244013249).

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

It is not a de Polignac number, because 5244013221 - 2¹⁰ = 5244012197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5244013191 and 5244013200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5244013721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1487170 + ... + 1490691.

It is an arithmetic number, because the mean of its divisors is an integer number (875491428).

Almost surely, 2^5244013221 is an apocalyptic number.

It is an amenable number.

5244013221 is a deficient number, since it is larger than the sum of its proper divisors (1759918203).

5244013221 is a wasteful number, since it uses less digits than its factorization.

5244013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978451.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 5244013221 is about 72415.5592466150. The cubic root of 5244013221 is about 1737.3524297904.

Adding to 5244013221 its reverse (1223104425), we get a palindrome (6467117646).

The spelling of 5244013221 in words is "five billion, two hundred forty-four million, thirteen thousand, two hundred twenty-one".