829804830 has 32 divisors (see below), whose sum is σ = 1994176800. Its totient is φ = 220987392.

The previous prime is 829804793. The next prime is 829804889. The reversal of 829804830 is 38408928.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5086 + ... + 41054.

It is an arithmetic number, because the mean of its divisors is an integer number (62318025).

Almost surely, 2^829804830 is an apocalyptic number.

829804830 is an abundant number, since it is smaller than the sum of its proper divisors (1164371970).

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

829804830 is a wasteful number, since it uses less digits than its factorization.

829804830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36748.

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 829804830 is about 28806.3331578318. Note that the first 3 decimals coincide. The cubic root of 829804830 is about 939.7059703587.

The spelling of 829804830 in words is "eight hundred twenty-nine million, eight hundred four thousand, eight hundred thirty".