5251222 has 8 divisors (see below), whose sum is σ = 8219376. Its totient is φ = 2511432.

The previous prime is 5251217. The next prime is 5251229. The reversal of 5251222 is 2221525.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5251222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57033 + ... + 57124.

It is an arithmetic number, because the mean of its divisors is an integer number (1027422).

Almost surely, 2^5251222 is an apocalyptic number.

5251222 is a deficient number, since it is larger than the sum of its proper divisors (2968154).

5251222 is a wasteful number, since it uses less digits than its factorization.

5251222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114182.

The product of its digits is 400, while the sum is 19.

The square root of 5251222 is about 2291.5544942244. The cubic root of 5251222 is about 173.8148159746.

Adding to 5251222 its reverse (2221525), we get a palindrome (7472747).

The spelling of 5251222 in words is "five million, two hundred fifty-one thousand, two hundred twenty-two".