99933345 has 40 divisors (see below), whose sum is σ = 180094464. Its totient is φ = 53014176.

The previous prime is 99933329. The next prime is 99933347. The reversal of 99933345 is 54333999.

It is not a de Polignac number, because 99933345 - 2⁴ = 99933329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 99933345.

It is not an unprimeable number, because it can be changed into a prime (99933347) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 91392 + ... + 92478.

Almost surely, 2^99933345 is an apocalyptic number.

It is an amenable number.

99933345 is a deficient number, since it is larger than the sum of its proper divisors (80161119).

99933345 is a wasteful number, since it uses less digits than its factorization.

99933345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331 (or 1322 counting only the distinct ones).

The product of its digits is 393660, while the sum is 45.

The square root of 99933345 is about 9996.6666944537. Note that the first 4 decimals coincide. The cubic root of 99933345 is about 464.0557320715.

The spelling of 99933345 in words is "ninety-nine million, nine hundred thirty-three thousand, three hundred forty-five".