83819099 has 12 divisors (see below), whose sum is σ = 103730256. Its totient is φ = 66317472.

The previous prime is 83819053. The next prime is 83819119. The reversal of 83819099 is 99091838.

It is not a de Polignac number, because 83819099 - 2⁸ = 83818843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83819699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34244 + ... + 36609.

It is an arithmetic number, because the mean of its divisors is an integer number (8644188).

Almost surely, 2^83819099 is an apocalyptic number.

83819099 is a deficient number, since it is larger than the sum of its proper divisors (19911157).

83819099 is a wasteful number, since it uses less digits than its factorization.

83819099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70886 (or 70873 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 47.

The square root of 83819099 is about 9155.2771121359. The cubic root of 83819099 is about 437.6372993834.

The spelling of 83819099 in words is "eighty-three million, eight hundred nineteen thousand, ninety-nine".