434297943 has 10 divisors (see below), whose sum is σ = 648766184. Its totient is φ = 289531908.

The previous prime is 434297933. The next prime is 434297947. The reversal of 434297943 is 349792434.

It is not a de Polignac number, because 434297943 - 2⁵ = 434297911 is a prime.

It is a super-2 number, since 2×434297943² = 377229406588062498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434297947) 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 in 9 ways as a sum of consecutive naturals, for example, 2680771 + ... + 2680932.

Almost surely, 2^434297943 is an apocalyptic number.

434297943 is a deficient number, since it is larger than the sum of its proper divisors (214468241).

434297943 is an equidigital number, since it uses as much as digits as its factorization.

434297943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5361715 (or 5361706 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 434297943 is about 20839.8162899772. The cubic root of 434297943 is about 757.2906430552.

The spelling of 434297943 in words is "four hundred thirty-four million, two hundred ninety-seven thousand, nine hundred forty-three".