5244300021 has 16 divisors (see below), whose sum is σ = 7153945920. Its totient is φ = 3415975680.

The previous prime is 5244300013. The next prime is 5244300023. The reversal of 5244300021 is 1200034425.

It is not a de Polignac number, because 5244300021 - 2³ = 5244300013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5244300023) 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, 30111 + ... + 106748.

It is an arithmetic number, because the mean of its divisors is an integer number (447121620).

Almost surely, 2^5244300021 is an apocalyptic number.

It is an amenable number.

5244300021 is a deficient number, since it is larger than the sum of its proper divisors (1909645899).

5244300021 is a wasteful number, since it uses less digits than its factorization.

5244300021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137156.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 5244300021 is about 72417.5394569575. The cubic root of 5244300021 is about 1737.3841016908.

Adding to 5244300021 its reverse (1200034425), we get a palindrome (6444334446).

The spelling of 5244300021 in words is "five billion, two hundred forty-four million, three hundred thousand, twenty-one".