99672233 has 4 divisors (see below), whose sum is σ = 104918160. Its totient is φ = 94426308.

The previous prime is 99672211. The next prime is 99672259. The reversal of 99672233 is 33227699.

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: 33227699 = 577 ⋅57587.

It is a cyclic number.

It is not a de Polignac number, because 99672233 - 2⁸ = 99671977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99672203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2622935 + ... + 2622972.

It is an arithmetic number, because the mean of its divisors is an integer number (26229540).

Almost surely, 2^99672233 is an apocalyptic number.

It is an amenable number.

99672233 is a deficient number, since it is larger than the sum of its proper divisors (5245927).

99672233 is a wasteful number, since it uses less digits than its factorization.

99672233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5245926.

The product of its digits is 122472, while the sum is 41.

The square root of 99672233 is about 9983.5981990463. The cubic root of 99672233 is about 463.6512084106.

The spelling of 99672233 in words is "ninety-nine million, six hundred seventy-two thousand, two hundred thirty-three".