5221550 has 24 divisors (see below), whose sum is σ = 10285056. Its totient is φ = 1965440.

The previous prime is 5221549. The next prime is 5221577. The reversal of 5221550 is 551225.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2222 + ... + 3921.

It is an arithmetic number, because the mean of its divisors is an integer number (428544).

Almost surely, 2^5221550 is an apocalyptic number.

5221550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5221550 is a deficient number, since it is larger than the sum of its proper divisors (5063506).

5221550 is a wasteful number, since it uses less digits than its factorization.

5221550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172 (or 6167 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 5221550 is about 2285.0711148671. The cubic root of 5221550 is about 173.4868175364.

Adding to 5221550 its reverse (551225), we get a palindrome (5772775).

The spelling of 5221550 in words is "five million, two hundred twenty-one thousand, five hundred fifty".