434421843 has 8 divisors (see below), whose sum is σ = 583396800. Its totient is φ = 287530728.

The previous prime is 434421797. The next prime is 434421851. The reversal of 434421843 is 348124434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 434421843 - 2⁹ = 434421331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434421343) 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 in 7 ways as a sum of consecutive naturals, for example, 520473 + ... + 521306.

It is an arithmetic number, because the mean of its divisors is an integer number (72924600).

Almost surely, 2^434421843 is an apocalyptic number.

434421843 is a deficient number, since it is larger than the sum of its proper divisors (148974957).

434421843 is a wasteful number, since it uses less digits than its factorization.

434421843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041921.

The product of its digits is 36864, while the sum is 33.

The square root of 434421843 is about 20842.7887529476. The cubic root of 434421843 is about 757.3626515238.

The spelling of 434421843 in words is "four hundred thirty-four million, four hundred twenty-one thousand, eight hundred forty-three".