99163229 has 4 divisors (see below), whose sum is σ = 108178080. Its totient is φ = 90148380.

The previous prime is 99163157. The next prime is 99163237. The reversal of 99163229 is 92236199.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 92236199 = 11 ⋅8385109.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99163229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99163429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4507409 + ... + 4507430.

It is an arithmetic number, because the mean of its divisors is an integer number (27044520).

Almost surely, 2^99163229 is an apocalyptic number.

It is an amenable number.

99163229 is a deficient number, since it is larger than the sum of its proper divisors (9014851).

99163229 is a wasteful number, since it uses less digits than its factorization.

99163229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014850.

The product of its digits is 52488, while the sum is 41.

The square root of 99163229 is about 9958.0735586759. The cubic root of 99163229 is about 462.8606064211.

The spelling of 99163229 in words is "ninety-nine million, one hundred sixty-three thousand, two hundred twenty-nine".