99724366 has 32 divisors (see below), whose sum is σ = 179112960. Its totient is φ = 40715136.

The previous prime is 99724333. The next prime is 99724381. The reversal of 99724366 is 66342799.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108055 + ... + 108973.

It is an arithmetic number, because the mean of its divisors is an integer number (5597280).

Almost surely, 2^99724366 is an apocalyptic number.

99724366 is a deficient number, since it is larger than the sum of its proper divisors (79388594).

99724366 is a wasteful number, since it uses less digits than its factorization.

99724366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288.

The product of its digits is 489888, while the sum is 46.

The square root of 99724366 is about 9986.2087901265. The cubic root of 99724366 is about 463.7320310385.

The spelling of 99724366 in words is "ninety-nine million, seven hundred twenty-four thousand, three hundred sixty-six".