434938843 has 4 divisors (see below), whose sum is σ = 439003800. Its totient is φ = 430873888.

The previous prime is 434938813. The next prime is 434938849. The reversal of 434938843 is 348839434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434938843 - 2¹⁷ = 434807771 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434938793 and 434938802.

It is not an unprimeable number, because it can be changed into a prime (434938849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032318 + ... + 2032531.

It is an arithmetic number, because the mean of its divisors is an integer number (109750950).

Almost surely, 2^434938843 is an apocalyptic number.

434938843 is a deficient number, since it is larger than the sum of its proper divisors (4064957).

434938843 is a wasteful number, since it uses less digits than its factorization.

434938843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064956.

The product of its digits is 995328, while the sum is 46.

The square root of 434938843 is about 20855.1874362232. The cubic root of 434938843 is about 757.6629750234.

The spelling of 434938843 in words is "four hundred thirty-four million, nine hundred thirty-eight thousand, eight hundred forty-three".