83973992 has 32 divisors (see below), whose sum is σ = 162000000. Its totient is φ = 40791168.

The previous prime is 83973983. The next prime is 83974021. The reversal of 83973992 is 29937938.

It is a self number, because there is not a number n which added to its sum of digits gives 83973992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41009 + ... + 43007.

It is an arithmetic number, because the mean of its divisors is an integer number (5062500).

Almost surely, 2^83973992 is an apocalyptic number.

It is an amenable number.

83973992 is a deficient number, since it is larger than the sum of its proper divisors (78026008).

83973992 is a wasteful number, since it uses less digits than its factorization.

83973992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153 (or 2149 counting only the distinct ones).

The product of its digits is 734832, while the sum is 50.

The square root of 83973992 is about 9163.7324273464. The cubic root of 83973992 is about 437.9067099049.

The spelling of 83973992 in words is "eighty-three million, nine hundred seventy-three thousand, nine hundred ninety-two".