441225229 has 2 divisors, whose sum is σ = 441225230. Its totient is φ = 441225228.

The previous prime is 441225199. The next prime is 441225233. The reversal of 441225229 is 922522144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 343175625 + 98049604 = 18525^2 + 9902^2 .

It is a cyclic number.

It is not a de Polignac number, because 441225229 - 2⁷ = 441225101 is a prime.

It is a super-2 number, since 2×441225229² = 389359405412204882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 441225229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441295229) 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 as a sum of consecutive naturals, namely, 220612614 + 220612615.

It is an arithmetic number, because the mean of its divisors is an integer number (220612615).

Almost surely, 2^441225229 is an apocalyptic number.

It is an amenable number.

441225229 is a deficient number, since it is larger than the sum of its proper divisors (1).

441225229 is an equidigital number, since it uses as much as digits as its factorization.

441225229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 31.

The square root of 441225229 is about 21005.3619107122. The cubic root of 441225229 is about 761.2958208439.

The spelling of 441225229 in words is "four hundred forty-one million, two hundred twenty-five thousand, two hundred twenty-nine".