434040043 has 8 divisors (see below), whose sum is σ = 442361088. Its totient is φ = 425798184.

The previous prime is 434040041. The next prime is 434040059. The reversal of 434040043 is 340040434.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 434040043 - 2¹ = 434040041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434039996 and 434040023.

It is not an unprimeable number, because it can be changed into a prime (434040041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8671 + ... + 30712.

It is an arithmetic number, because the mean of its divisors is an integer number (55295136).

Almost surely, 2^434040043 is an apocalyptic number.

434040043 is a deficient number, since it is larger than the sum of its proper divisors (8321045).

434040043 is a wasteful number, since it uses less digits than its factorization.

434040043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39593.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 434040043 is about 20833.6276965871. The cubic root of 434040043 is about 757.1407122437.

Adding to 434040043 its reverse (340040434), we get a palindrome (774080477).

The spelling of 434040043 in words is "four hundred thirty-four million, forty thousand, forty-three".