441422145 has 12 divisors (see below), whose sum is σ = 765131796. Its totient is φ = 235425120.

The previous prime is 441422131. The next prime is 441422207. The reversal of 441422145 is 541224144.

441422145 is a `hidden beast` number, since 441 + 4 + 2 + 214 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 209438784 + 231983361 = 14472^2 + 15231^2 .

It is not a de Polignac number, because 441422145 - 2⁶ = 441422081 is a prime.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 4904646 + ... + 4904735.

It is an arithmetic number, because the mean of its divisors is an integer number (63760983).

Almost surely, 2^441422145 is an apocalyptic number.

441422145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

441422145 is a deficient number, since it is larger than the sum of its proper divisors (323709651).

441422145 is a wasteful number, since it uses less digits than its factorization.

441422145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9809392 (or 9809389 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 441422145 is about 21010.0486672449. The cubic root of 441422145 is about 761.4090578198.

Adding to 441422145 its reverse (541224144), we get a palindrome (982646289).

The spelling of 441422145 in words is "four hundred forty-one million, four hundred twenty-two thousand, one hundred forty-five".