850434 has 16 divisors (see below), whose sum is σ = 1831872. Its totient is φ = 261648.

The previous prime is 850433. The next prime is 850439. The reversal of 850434 is 434058.

It is a happy number.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 850434.

It is not an unprimeable number, because it can be changed into a prime (850433) 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, 5374 + ... + 5529.

It is an arithmetic number, because the mean of its divisors is an integer number (114492).

2⁸⁵⁰⁴³⁴ is an apocalyptic number.

850434 is an abundant number, since it is smaller than the sum of its proper divisors (981438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

850434 is a wasteful number, since it uses less digits than its factorization.

850434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10921.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 850434 is about 922.1897852395. The cubic root of 850434 is about 94.7429431094.

The spelling of 850434 in words is "eight hundred fifty thousand, four hundred thirty-four".