83789134 has 16 divisors (see below), whose sum is σ = 147656880. Its totient is φ = 35156160.

The previous prime is 83789129. The next prime is 83789171. The reversal of 83789134 is 43198738.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146199 + ... + 146770.

It is an arithmetic number, because the mean of its divisors is an integer number (9228555).

Almost surely, 2^83789134 is an apocalyptic number.

83789134 is a deficient number, since it is larger than the sum of its proper divisors (63867746).

83789134 is a wasteful number, since it uses less digits than its factorization.

83789134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292995.

The product of its digits is 145152, while the sum is 43.

The square root of 83789134 is about 9153.6404779738. The cubic root of 83789134 is about 437.5851419600.

The spelling of 83789134 in words is "eighty-three million, seven hundred eighty-nine thousand, one hundred thirty-four".