99036857 has 4 divisors (see below), whose sum is σ = 99209076. Its totient is φ = 98864640.

The previous prime is 99036851. The next prime is 99036877. The reversal of 99036857 is 75863099.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73342096 + 25694761 = 8564^2 + 5069^2 .

It is a cyclic number.

It is not a de Polignac number, because 99036857 - 2⁴ = 99036841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99036851) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 85244 + ... + 86397.

It is an arithmetic number, because the mean of its divisors is an integer number (24802269).

Almost surely, 2^99036857 is an apocalyptic number.

It is an amenable number.

99036857 is a deficient number, since it is larger than the sum of its proper divisors (172219).

99036857 is a wasteful number, since it uses less digits than its factorization.

99036857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172218.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 99036857 is about 9951.7263326520. The cubic root of 99036857 is about 462.6639021719.

The spelling of 99036857 in words is "ninety-nine million, thirty-six thousand, eight hundred fifty-seven".