99229999 has 8 divisors (see below), whose sum is σ = 108916992. Its totient is φ = 89654040.

The previous prime is 99229997. The next prime is 99230009. The reversal of 99229999 is 99992299.

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

It is a cyclic number.

It is not a de Polignac number, because 99229999 - 2¹ = 99229997 is a prime.

It is a Duffinian number.

99229999 is a modest number, since divided by 9999 gives 9922 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99229997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25879 + ... + 29464.

It is an arithmetic number, because the mean of its divisors is an integer number (13614624).

Almost surely, 2^99229999 is an apocalyptic number.

99229999 is a deficient number, since it is larger than the sum of its proper divisors (9686993).

99229999 is a wasteful number, since it uses less digits than its factorization.

99229999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55517.

The product of its digits is 2125764, while the sum is 58.

The square root of 99229999 is about 9961.4255505926. The cubic root of 99229999 is about 462.9644697485.

The spelling of 99229999 in words is "ninety-nine million, two hundred twenty-nine thousand, nine hundred ninety-nine".