5222340621 has 10 divisors (see below), whose sum is σ = 7801274382. Its totient is φ = 3481560360.

The previous prime is 5222340593. The next prime is 5222340659. The reversal of 5222340621 is 1260432225.

It is a happy number.

5222340621 is a `hidden beast` number, since 5 + 2 + 2 + 2 + 34 + 0 + 621 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5211251721 + 11088900 = 72189^2 + 3330^2 .

It is not a de Polignac number, because 5222340621 - 2¹³ = 5222332429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5222340671) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32236590 + ... + 32236751.

Almost surely, 2^5222340621 is an apocalyptic number.

It is an amenable number.

5222340621 is a deficient number, since it is larger than the sum of its proper divisors (2578933761).

5222340621 is an equidigital number, since it uses as much as digits as its factorization.

5222340621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64473353 (or 64473344 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 5222340621 is about 72265.7638235423. The cubic root of 5222340621 is about 1734.9557326335.

Adding to 5222340621 its reverse (1260432225), we get a palindrome (6482772846).

The spelling of 5222340621 in words is "five billion, two hundred twenty-two million, three hundred forty thousand, six hundred twenty-one".