96819985 has 8 divisors (see below), whose sum is σ = 117489960. Its totient is φ = 76585344.

The previous prime is 96819979. The next prime is 96819997. The reversal of 96819985 is 58991869.

It can be written as a sum of positive squares in 4 ways, for example, as 760384 + 96059601 = 872^2 + 9801^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 96819985 - 2¹⁵ = 96787217 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 108342 + ... + 109231.

It is an arithmetic number, because the mean of its divisors is an integer number (14686245).

Almost surely, 2^96819985 is an apocalyptic number.

It is an amenable number.

96819985 is a deficient number, since it is larger than the sum of its proper divisors (20669975).

96819985 is a wasteful number, since it uses less digits than its factorization.

96819985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217667.

The product of its digits is 1399680, while the sum is 55.

The square root of 96819985 is about 9839.7146808228. The cubic root of 96819985 is about 459.1856812243.

The spelling of 96819985 in words is "ninety-six million, eight hundred nineteen thousand, nine hundred eighty-five".