5097221 has 4 divisors (see below), whose sum is σ = 5180844. Its totient is φ = 5013600.

The previous prime is 5097199. The next prime is 5097223. The reversal of 5097221 is 1227905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 474721 + 4622500 = 689^2 + 2150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5097221 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5097223) 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 3 ways as a sum of consecutive naturals, for example, 41720 + ... + 41841.

It is an arithmetic number, because the mean of its divisors is an integer number (1295211).

Almost surely, 2^5097221 is an apocalyptic number.

It is an amenable number.

5097221 is a deficient number, since it is larger than the sum of its proper divisors (83623).

5097221 is an equidigital number, since it uses as much as digits as its factorization.

5097221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83622.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 5097221 is about 2257.7025933457. The cubic root of 5097221 is about 172.0987917227.

The spelling of 5097221 in words is "five million, ninety-seven thousand, two hundred twenty-one".