434072071 has 4 divisors (see below), whose sum is σ = 434669872. Its totient is φ = 433474272.

The previous prime is 434072069. The next prime is 434072099. The reversal of 434072071 is 170270434.

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 434072071 - 2¹ = 434072069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434072021) 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 3 ways as a sum of consecutive naturals, for example, 297810 + ... + 299263.

It is an arithmetic number, because the mean of its divisors is an integer number (108667468).

Almost surely, 2^434072071 is an apocalyptic number.

434072071 is a deficient number, since it is larger than the sum of its proper divisors (597801).

434072071 is an equidigital number, since it uses as much as digits as its factorization.

434072071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597800.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 434072071 is about 20834.3963435469. The cubic root of 434072071 is about 757.1593350310.

The spelling of 434072071 in words is "four hundred thirty-four million, seventy-two thousand, seventy-one".