434443441 has 2 divisors, whose sum is σ = 434443442. Its totient is φ = 434443440.

The previous prime is 434443439. The next prime is 434443453. The reversal of 434443441 is 144344434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349877025 + 84566416 = 18705^2 + 9196^2 .

It is a cyclic number.

It is not a de Polignac number, because 434443441 - 2¹ = 434443439 is a prime.

It is a super-2 number, since 2×434443441² = 377482206855840962, which contains 22 as substring.

Together with 434443439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (434443241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217221720 + 217221721.

It is an arithmetic number, because the mean of its divisors is an integer number (217221721).

Almost surely, 2^434443441 is an apocalyptic number.

It is an amenable number.

434443441 is a deficient number, since it is larger than the sum of its proper divisors (1).

434443441 is an equidigital number, since it uses as much as digits as its factorization.

434443441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 31.

The square root of 434443441 is about 20843.3068633554. The cubic root of 434443441 is about 757.3752024945.

Adding to 434443441 its reverse (144344434), we get a palindrome (578787875).

The spelling of 434443441 in words is "four hundred thirty-four million, four hundred forty-three thousand, four hundred forty-one".