434071 has 4 divisors (see below), whose sum is σ = 473544. Its totient is φ = 394600.

The previous prime is 434039. The next prime is 434081. The reversal of 434071 is 170434.

It is a happy number.

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 434071 - 2⁵ = 434039 is a prime.

It is a Duffinian number.

434071 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434011) 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 3 ways as a sum of consecutive naturals, for example, 19720 + ... + 19741.

It is an arithmetic number, because the mean of its divisors is an integer number (118386).

2⁴³⁴⁰⁷¹ is an apocalyptic number.

434071 is a deficient number, since it is larger than the sum of its proper divisors (39473).

434071 is a wasteful number, since it uses less digits than its factorization.

434071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39472.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 434071 is about 658.8406484120. The cubic root of 434071 is about 75.7158712309.

It can be divided in two parts, 43 and 4071, that added together give a palindrome (4114).

The spelling of 434071 in words is "four hundred thirty-four thousand, seventy-one".