99850057 has 8 divisors (see below), whose sum is σ = 101520896. Its totient is φ = 98187552.

The previous prime is 99850019. The next prime is 99850081. The reversal of 99850057 is 75005899.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99850057 is a prime.

It is the 9993-rd Hogben number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99849995 and 99850022.

It is not an unprimeable number, because it can be changed into a prime (99850657) by changing a digit.

It is a nontrivial repunit in base 9992.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24928 + ... + 28654.

It is an arithmetic number, because the mean of its divisors is an integer number (12690112).

Almost surely, 2^99850057 is an apocalyptic number.

It is an amenable number.

99850057 is a deficient number, since it is larger than the sum of its proper divisors (1670839).

99850057 is a wasteful number, since it uses less digits than its factorization.

99850057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167.

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 99850057 is about 9992.5000375281. The cubic root of 99850057 is about 463.9267760616.

The spelling of 99850057 in words is "ninety-nine million, eight hundred fifty thousand, fifty-seven".