5214221252 has 12 divisors (see below), whose sum is σ = 9144429840. Its totient is φ = 2601527016.

The previous prime is 5214221251. The next prime is 5214221273. The reversal of 5214221252 is 2521224125.

It is not an unprimeable number, because it can be changed into a prime (5214221251) 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, 1393802 + ... + 1397537.

It is an arithmetic number, because the mean of its divisors is an integer number (762035820).

Almost surely, 2^5214221252 is an apocalyptic number.

It is an amenable number.

5214221252 is a deficient number, since it is larger than the sum of its proper divisors (3930208588).

5214221252 is a wasteful number, since it uses less digits than its factorization.

5214221252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791810 (or 2791808 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 5214221252 is about 72209.5648235052. The cubic root of 5214221252 is about 1734.0561326569.

Adding to 5214221252 its reverse (2521224125), we get a palindrome (7735445377).

The spelling of 5214221252 in words is "five billion, two hundred fourteen million, two hundred twenty-one thousand, two hundred fifty-two".