441225457 has 2 divisors, whose sum is σ = 441225458. Its totient is φ = 441225456.

The previous prime is 441225439. The next prime is 441225461. The reversal of 441225457 is 754522144.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 385886736 + 55338721 = 19644^2 + 7439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441225457 is a prime.

It is not a weakly prime, because it can be changed into another prime (441225557) 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, 220612728 + 220612729.

It is an arithmetic number, because the mean of its divisors is an integer number (220612729).

Almost surely, 2^441225457 is an apocalyptic number.

It is an amenable number.

441225457 is a deficient number, since it is larger than the sum of its proper divisors (1).

441225457 is an equidigital number, since it uses as much as digits as its factorization.

441225457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44800, while the sum is 34.

The square root of 441225457 is about 21005.3673378972. The cubic root of 441225457 is about 761.2959519753.

The spelling of 441225457 in words is "four hundred forty-one million, two hundred twenty-five thousand, four hundred fifty-seven".