99950069 has 2 divisors, whose sum is σ = 99950070. Its totient is φ = 99950068.

The previous prime is 99950063. The next prime is 99950083. The reversal of 99950069 is 96005999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51480625 + 48469444 = 7175^2 + 6962^2 .

It is an emirp because it is prime and its reverse (96005999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99950069 - 2⁸ = 99949813 is a prime.

It is a super-2 number, since 2×99950069² = 19980032586209522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99950063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49975034 + 49975035.

It is an arithmetic number, because the mean of its divisors is an integer number (49975035).

Almost surely, 2^99950069 is an apocalyptic number.

It is an amenable number.

99950069 is a deficient number, since it is larger than the sum of its proper divisors (1).

99950069 is an equidigital number, since it uses as much as digits as its factorization.

99950069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196830, while the sum is 47.

The square root of 99950069 is about 9997.5031382841. The cubic root of 99950069 is about 464.0816174426.

The spelling of 99950069 in words is "ninety-nine million, nine hundred fifty thousand, sixty-nine".