5350221 has 6 divisors (see below), whose sum is σ = 7728110. Its totient is φ = 3566808.

The previous prime is 5350217. The next prime is 5350231. The reversal of 5350221 is 1220535.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4247721 + 1102500 = 2061^2 + 1050^2 .

It is not a de Polignac number, because 5350221 - 2² = 5350217 is a prime.

It is a Duffinian number.

5350221 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5350194 and 5350203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5350201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 297226 + ... + 297243.

Almost surely, 2^5350221 is an apocalyptic number.

It is an amenable number.

5350221 is a deficient number, since it is larger than the sum of its proper divisors (2377889).

5350221 is a wasteful number, since it uses less digits than its factorization.

5350221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594475 (or 594472 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5350221 is about 2313.0544740667. The cubic root of 5350221 is about 174.9003078451.

Adding to 5350221 its reverse (1220535), we get a palindrome (6570756).

The spelling of 5350221 in words is "five million, three hundred fifty thousand, two hundred twenty-one".