99922233 has 4 divisors (see below), whose sum is σ = 133229648. Its totient is φ = 66614820.

The previous prime is 99922219. The next prime is 99922241. The reversal of 99922233 is 33222999.

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: 33222999 = 3 ⋅11074333.

It is not a de Polignac number, because 99922233 - 2²⁵ = 66367801 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 99922191 and 99922200.

It is not an unprimeable number, because it can be changed into a prime (99922253) 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, 16653703 + ... + 16653708.

It is an arithmetic number, because the mean of its divisors is an integer number (33307412).

Almost surely, 2^99922233 is an apocalyptic number.

It is an amenable number.

99922233 is a deficient number, since it is larger than the sum of its proper divisors (33307415).

99922233 is a wasteful number, since it uses less digits than its factorization.

99922233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33307414.

The product of its digits is 52488, while the sum is 39.

The square root of 99922233 is about 9996.1108937426. The cubic root of 99922233 is about 464.0385313449.

It can be divided in two parts, 999 and 22233, that added together give a palindrome (23232).

The spelling of 99922233 in words is "ninety-nine million, nine hundred twenty-two thousand, two hundred thirty-three".