99926851 has 2 divisors, whose sum is σ = 99926852.
Its totient is φ = 99926850.
The previous prime is 99926819. The next prime is 99926921. The reversal of 99926851 is 15862999.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 99926851 - 25 = 99926819 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 99926795 and 99926804.
It is not a weakly prime, because it can be changed into another prime (99926251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49963425 + 49963426.
It is an arithmetic number, because the mean of its divisors is an integer number (49963426).
Almost surely, 299926851 is an apocalyptic number.
99926851 is the 4471-st centered decagonal number.
99926851 is a deficient number, since it is larger than the sum of its proper divisors (1).
99926851 is an equidigital number, since it uses as much as digits as its factorization.
99926851 is an evil number, because the sum of its binary digits is even.
The product of its digits is 349920, while the sum is 49.
The square root of 99926851 is about 9996.3418809082.
The cubic root of 99926851 is about 464.0456798939.
The spelling of 99926851 in words is "ninety-nine million, nine hundred twenty-six thousand, eight hundred fifty-one".