83140596 has 144 divisors (see below), whose sum is σ = 265749120. Its totient is φ = 21288960.

The previous prime is 83140571. The next prime is 83140609. The reversal of 83140596 is 69504138.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 83140596.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 246540 + ... + 246876.

It is an arithmetic number, because the mean of its divisors is an integer number (1845480).

Almost surely, 2^83140596 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83140596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132874560).

83140596 is an abundant number, since it is smaller than the sum of its proper divisors (182608524).

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

83140596 is a wasteful number, since it uses less digits than its factorization.

83140596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 83140596 is about 9118.1465221831. The cubic root of 83140596 is about 436.4532292837.

The spelling of 83140596 in words is "eighty-three million, one hundred forty thousand, five hundred ninety-six".