99799533 has 30 divisors (see below), whose sum is σ = 157388814. Its totient is φ = 63012816.

The previous prime is 99799529. The next prime is 99799547. The reversal of 99799533 is 33599799.

It can be written as a sum of positive squares in only one way, i.e., 98366724 + 1432809 = 9918^2 + 1197^2 .

It is not a de Polignac number, because 99799533 - 2² = 99799529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99799533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99798533) 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 29 ways as a sum of consecutive naturals, for example, 27535 + ... + 30947.

Almost surely, 2^99799533 is an apocalyptic number.

It is an amenable number.

99799533 is a deficient number, since it is larger than the sum of its proper divisors (57589281).

99799533 is a wasteful number, since it uses less digits than its factorization.

99799533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463 (or 3435 counting only the distinct ones).

The product of its digits is 2066715, while the sum is 54.

The square root of 99799533 is about 9989.9716215813. The cubic root of 99799533 is about 463.8485140766.

The spelling of 99799533 in words is "ninety-nine million, seven hundred ninety-nine thousand, five hundred thirty-three".