5274221 has 2 divisors, whose sum is σ = 5274222. Its totient is φ = 5274220.

The previous prime is 5274211. The next prime is 5274257. The reversal of 5274221 is 1224725.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5175625 + 98596 = 2275^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 5274221 - 2¹⁰ = 5273197 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5274211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637110 + 2637111.

It is an arithmetic number, because the mean of its divisors is an integer number (2637111).

Almost surely, 2^5274221 is an apocalyptic number.

It is an amenable number.

5274221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5274221 is an equidigital number, since it uses as much as digits as its factorization.

5274221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1120, while the sum is 23.

The square root of 5274221 is about 2296.5672208755. The cubic root of 5274221 is about 174.0682011236.

Adding to 5274221 its reverse (1224725), we get a palindrome (6498946).

The spelling of 5274221 in words is "five million, two hundred seventy-four thousand, two hundred twenty-one".