5220251522 has 8 divisors (see below), whose sum is σ = 7911103116. Its totient is φ = 2583217152.

The previous prime is 5220251521. The next prime is 5220251537. The reversal of 5220251522 is 2251520225.

It can be written as a sum of positive squares in 2 ways, for example, as 5220207001 + 44521 = 72251^2 + 211^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 5220251491 and 5220251500.

It is not an unprimeable number, because it can be changed into a prime (5220251521) 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 3 ways as a sum of consecutive naturals, for example, 13454063 + ... + 13454450.

Almost surely, 2^5220251522 is an apocalyptic number.

5220251522 is a deficient number, since it is larger than the sum of its proper divisors (2690851594).

5220251522 is a wasteful number, since it uses less digits than its factorization.

5220251522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26908612.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 5220251522 is about 72251.3080988850. The cubic root of 5220251522 is about 1734.7243563242.

Adding to 5220251522 its reverse (2251520225), we get a palindrome (7471771747).

The spelling of 5220251522 in words is "five billion, two hundred twenty million, two hundred fifty-one thousand, five hundred twenty-two".