99193612 has 24 divisors (see below), whose sum is σ = 198809856. Its totient is φ = 42421008.

The previous prime is 99193609. The next prime is 99193613. The reversal of 99193612 is 21639199.

It is not an unprimeable number, because it can be changed into a prime (99193613) 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 7 ways as a sum of consecutive naturals, for example, 10563 + ... + 17605.

It is an arithmetic number, because the mean of its divisors is an integer number (8283744).

Almost surely, 2^99193612 is an apocalyptic number.

It is an amenable number.

99193612 is an abundant number, since it is smaller than the sum of its proper divisors (99616244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99193612 is a wasteful number, since it uses less digits than its factorization.

99193612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557 (or 7555 counting only the distinct ones).

The product of its digits is 26244, while the sum is 40.

The square root of 99193612 is about 9959.5989879111. The cubic root of 99193612 is about 462.9078741362.

It can be divided in two parts, 9919 and 3612, that added together give a palindrome (13531).

The spelling of 99193612 in words is "ninety-nine million, one hundred ninety-three thousand, six hundred twelve".