99755799 has 48 divisors (see below), whose sum is σ = 162468864.
Its totient is φ = 53913600.
The previous prime is 99755771. The next prime is 99755827.
99755799 is nontrivially palindromic in base 10.
It is an interprime number because it is at equal distance from previous prime (99755771) and next prime (99755827).
It is not a de Polignac number, because 99755799 - 25 = 99755767 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99755729) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172599 + ... + 173175.
It is an arithmetic number, because the mean of its divisors is an integer number (3384768).
Almost surely, 299755799 is an apocalyptic number.
99755799 is a deficient number, since it is larger than the sum of its proper divisors (62713065).
99755799 is a wasteful number, since it uses less digits than its factorization.
99755799 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 648 (or 635 counting only the distinct ones).
The product of its digits is 8037225, while the sum is 60.
The square root of 99755799 is about 9987.7824866183.
The cubic root of 99755799 is about 463.7807485128.
The spelling of 99755799 in words is "ninety-nine million, seven hundred fifty-five thousand, seven hundred ninety-nine".