954221 has 2 divisors, whose sum is σ = 954222. Its totient is φ = 954220.

The previous prime is 954209. The next prime is 954229. The reversal of 954221 is 122459.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 855625 + 98596 = 925^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 954221 - 2⁶ = 954157 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (954229) 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 as a sum of consecutive naturals, namely, 477110 + 477111.

It is an arithmetic number, because the mean of its divisors is an integer number (477111).

2⁹⁵⁴²²¹ is an apocalyptic number.

It is an amenable number.

954221 is a deficient number, since it is larger than the sum of its proper divisors (1).

954221 is an equidigital number, since it uses as much as digits as its factorization.

954221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 954221 is about 976.8423618988. The cubic root of 954221 is about 98.4501366661.

The spelling of 954221 in words is "nine hundred fifty-four thousand, two hundred twenty-one".