83506793 has 2 divisors, whose sum is σ = 83506794. Its totient is φ = 83506792.

The previous prime is 83506789. The next prime is 83506799. The reversal of 83506793 is 39760538.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60341824 + 23164969 = 7768^2 + 4813^2 .

It is a cyclic number.

It is not a de Polignac number, because 83506793 - 2² = 83506789 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83506793.

It is not a weakly prime, because it can be changed into another prime (83506799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41753396 + 41753397.

It is an arithmetic number, because the mean of its divisors is an integer number (41753397).

Almost surely, 2^83506793 is an apocalyptic number.

It is an amenable number.

83506793 is a deficient number, since it is larger than the sum of its proper divisors (1).

83506793 is an equidigital number, since it uses as much as digits as its factorization.

83506793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 83506793 is about 9138.2051301117. The cubic root of 83506793 is about 437.0930842873.

The spelling of 83506793 in words is "eighty-three million, five hundred six thousand, seven hundred ninety-three".