83804838 has 32 divisors (see below), whose sum is σ = 186732000. Its totient is φ = 24896256.

The previous prime is 83804821. The next prime is 83804857. The reversal of 83804838 is 83840838.

It is a self number, because there is not a number n which added to its sum of digits gives 83804838.

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, 16263 + ... + 20786.

It is an arithmetic number, because the mean of its divisors is an integer number (5835375).

Almost surely, 2^83804838 is an apocalyptic number.

83804838 is an abundant number, since it is smaller than the sum of its proper divisors (102927162).

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

83804838 is a wasteful number, since it uses less digits than its factorization.

83804838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37096.

The product of its (nonzero) digits is 147456, while the sum is 42.

The square root of 83804838 is about 9154.4982385710. The cubic root of 83804838 is about 437.6124780734.

The spelling of 83804838 in words is "eighty-three million, eight hundred four thousand, eight hundred thirty-eight".