5373221 has 4 divisors (see below), whose sum is σ = 6140832. Its totient is φ = 4605612.

The previous prime is 5373217. The next prime is 5373229. The reversal of 5373221 is 1223735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1223735 = 5 ⋅244747.

It is a cyclic number.

It is not a de Polignac number, because 5373221 - 2² = 5373217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5373229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383795 + ... + 383808.

It is an arithmetic number, because the mean of its divisors is an integer number (1535208).

Almost surely, 2^5373221 is an apocalyptic number.

It is an amenable number.

5373221 is a deficient number, since it is larger than the sum of its proper divisors (767611).

5373221 is an equidigital number, since it uses as much as digits as its factorization.

5373221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767610.

The product of its digits is 1260, while the sum is 23.

The square root of 5373221 is about 2318.0209231152. The cubic root of 5373221 is about 175.1505751654.

Adding to 5373221 its reverse (1223735), we get a palindrome (6596956).

The spelling of 5373221 in words is "five million, three hundred seventy-three thousand, two hundred twenty-one".