99073321 has 8 divisors (see below), whose sum is σ = 101320704. Its totient is φ = 96831840.

The previous prime is 99073319. The next prime is 99073327. The reversal of 99073321 is 12337099.

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 99073321 - 2¹ = 99073319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99073327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66616 + ... + 68086.

It is an arithmetic number, because the mean of its divisors is an integer number (12665088).

Almost surely, 2^99073321 is an apocalyptic number.

It is an amenable number.

99073321 is a deficient number, since it is larger than the sum of its proper divisors (2247383).

99073321 is a wasteful number, since it uses less digits than its factorization.

99073321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 99073321 is about 9953.5582079978. The cubic root of 99073321 is about 462.7206773530.

The spelling of 99073321 in words is "ninety-nine million, seventy-three thousand, three hundred twenty-one".