99915933 has 48 divisors (see below), whose sum is σ = 156078720. Its totient is φ = 56445312.

The previous prime is 99915931. The next prime is 99915941. The reversal of 99915933 is 33951999.

It is a happy number.

It is not a de Polignac number, because 99915933 - 2¹ = 99915931 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99915931) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 598216 + ... + 598382.

It is an arithmetic number, because the mean of its divisors is an integer number (3251640).

Almost surely, 2^99915933 is an apocalyptic number.

It is an amenable number.

99915933 is a deficient number, since it is larger than the sum of its proper divisors (56162787).

99915933 is a wasteful number, since it uses less digits than its factorization.

99915933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 235 counting only the distinct ones).

The product of its digits is 295245, while the sum is 48.

The square root of 99915933 is about 9995.7957662209. The cubic root of 99915933 is about 464.0287787466.

The spelling of 99915933 in words is "ninety-nine million, nine hundred fifteen thousand, nine hundred thirty-three".