440114221 has 2 divisors, whose sum is σ = 440114222. Its totient is φ = 440114220.

The previous prime is 440114209. The next prime is 440114261. The reversal of 440114221 is 122411044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 439740900 + 373321 = 20970^2 + 611^2 .

It is a cyclic number.

It is not a de Polignac number, because 440114221 - 2²⁵ = 406559789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440114201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220057110 + 220057111.

It is an arithmetic number, because the mean of its divisors is an integer number (220057111).

Almost surely, 2^440114221 is an apocalyptic number.

It is an amenable number.

440114221 is a deficient number, since it is larger than the sum of its proper divisors (1).

440114221 is an equidigital number, since it uses as much as digits as its factorization.

440114221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 440114221 is about 20978.8994229917. The cubic root of 440114221 is about 760.6563011601.

Adding to 440114221 its reverse (122411044), we get a palindrome (562525265).

The spelling of 440114221 in words is "four hundred forty million, one hundred fourteen thousand, two hundred twenty-one".