434072 has 16 divisors (see below), whose sum is σ = 842400. Its totient is φ = 209440.

The previous prime is 434039. The next prime is 434081. The reversal of 434072 is 270434.

It is a happy number.

434072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

434072 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704 + ... + 1167.

It is an arithmetic number, because the mean of its divisors is an integer number (52650).

2⁴³⁴⁰⁷² is an apocalyptic number.

It is an amenable number.

434072 is a deficient number, since it is larger than the sum of its proper divisors (408328).

434072 is a wasteful number, since it uses less digits than its factorization.

434072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906 (or 1902 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 434072 is about 658.8414073205. The cubic root of 434072 is about 75.7159293749.

The spelling of 434072 in words is "four hundred thirty-four thousand, seventy-two".