5040221 has 2 divisors, whose sum is σ = 5040222. Its totient is φ = 5040220.

The previous prime is 5040181. The next prime is 5040241. The reversal of 5040221 is 1220405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5040025 + 196 = 2245^2 + 14^2 .

It is a cyclic number.

It is not a de Polignac number, because 5040221 - 2¹⁰ = 5039197 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5040196 and 5040205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5040241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2520110 + 2520111.

It is an arithmetic number, because the mean of its divisors is an integer number (2520111).

Almost surely, 2^5040221 is an apocalyptic number.

It is an amenable number.

5040221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5040221 is an equidigital number, since it uses as much as digits as its factorization.

5040221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 5040221 is about 2245.0436521369. The cubic root of 5040221 is about 171.4548836265.

Adding to 5040221 its reverse (1220405), we get a palindrome (6260626).

The spelling of 5040221 in words is "five million, forty thousand, two hundred twenty-one".