83966938 has 8 divisors (see below), whose sum is σ = 137400480. Its totient is φ = 38166780.

The previous prime is 83966933. The next prime is 83966963.

83966938 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (83966933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1908318 + ... + 1908361.

It is an arithmetic number, because the mean of its divisors is an integer number (17175060).

Almost surely, 2^83966938 is an apocalyptic number.

83966938 is a deficient number, since it is larger than the sum of its proper divisors (53433542).

83966938 is a wasteful number, since it uses less digits than its factorization.

83966938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816692.

The product of its digits is 1679616, while the sum is 52.

The square root of 83966938 is about 9163.3475324250. The cubic root of 83966938 is about 437.8944478527.

The spelling of 83966938 in words is "eighty-three million, nine hundred sixty-six thousand, nine hundred thirty-eight".