83804134 has 16 divisors (see below), whose sum is σ = 131665248. Its totient is φ = 39929472.

The previous prime is 83804099. The next prime is 83804137. The reversal of 83804134 is 43140838.

It is a junction number, because it is equal to n+sod(n) for n = 83804096 and 83804105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83804137) 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, 9454 + ... + 16030.

It is an arithmetic number, because the mean of its divisors is an integer number (8229078).

Almost surely, 2^83804134 is an apocalyptic number.

83804134 is a deficient number, since it is larger than the sum of its proper divisors (47861114).

83804134 is a wasteful number, since it uses less digits than its factorization.

83804134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6879.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 83804134 is about 9154.4597874479. The cubic root of 83804134 is about 437.6112526865.

It can be divided in two parts, 83804 and 134, that added together give a palindrome (83938).

The spelling of 83804134 in words is "eighty-three million, eight hundred four thousand, one hundred thirty-four".