5221570 has 8 divisors (see below), whose sum is σ = 9398844. Its totient is φ = 2088624.

The previous prime is 5221549. The next prime is 5221577. The reversal of 5221570 is 751225.

It can be written as a sum of positive squares in 2 ways, for example, as 4941729 + 279841 = 2223^2 + 529^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5221577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261069 + ... + 261088.

Almost surely, 2^5221570 is an apocalyptic number.

5221570 is a deficient number, since it is larger than the sum of its proper divisors (4177274).

5221570 is a wasteful number, since it uses less digits than its factorization.

5221570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522164.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 5221570 is about 2285.0754910943. The cubic root of 5221570 is about 173.4870390371.

Adding to 5221570 its reverse (751225), we get a palindrome (5972795).

The spelling of 5221570 in words is "five million, two hundred twenty-one thousand, five hundred seventy".