800434 has 4 divisors (see below), whose sum is σ = 1200654. Its totient is φ = 400216.

The previous prime is 800419. The next prime is 800441. The reversal of 800434 is 434008.

800434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 600625 + 199809 = 775^2 + 447^2 .

It is an unprimeable number.

800434 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200107 + ... + 200110.

2⁸⁰⁰⁴³⁴ is an apocalyptic number.

800434 is a deficient number, since it is larger than the sum of its proper divisors (400220).

800434 is a wasteful number, since it uses less digits than its factorization.

800434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400219.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 800434 is about 894.6697714800. The cubic root of 800434 is about 92.8485607171.

The spelling of 800434 in words is "eight hundred thousand, four hundred thirty-four".