99992224 has 24 divisors (see below), whose sum is σ = 205420320. Its totient is φ = 47822016.

The previous prime is 99992219. The next prime is 99992239. The reversal of 99992224 is 42229999.

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

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 67194 + ... + 68665.

It is an arithmetic number, because the mean of its divisors is an integer number (8559180).

Almost surely, 2^99992224 is an apocalyptic number.

It is an amenable number.

99992224 is an abundant number, since it is smaller than the sum of its proper divisors (105428096).

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

99992224 is a wasteful number, since it uses less digits than its factorization.

99992224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135892 (or 135884 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 99992224 is about 9999.6111924414. The cubic root of 99992224 is about 464.1468520512.

The spelling of 99992224 in words is "ninety-nine million, nine hundred ninety-two thousand, two hundred twenty-four".