434425447 has 2 divisors, whose sum is σ = 434425448. Its totient is φ = 434425446.

The previous prime is 434425427. The next prime is 434425487. The reversal of 434425447 is 744524434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434425447 - 2¹⁹ = 433901159 is a prime.

It is a super-2 number, since 2×434425447² = 377450938002299618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434425417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217212723 + 217212724.

It is an arithmetic number, because the mean of its divisors is an integer number (217212724).

Almost surely, 2^434425447 is an apocalyptic number.

434425447 is a deficient number, since it is larger than the sum of its proper divisors (1).

434425447 is an equidigital number, since it uses as much as digits as its factorization.

434425447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 37.

The square root of 434425447 is about 20842.8752095290. The cubic root of 434425447 is about 757.3647458993.

It can be divided in two parts, 4344 and 25447, that added together give a cube (29791 = 31³).

The spelling of 434425447 in words is "four hundred thirty-four million, four hundred twenty-five thousand, four hundred forty-seven".