99224642 has 16 divisors (see below), whose sum is σ = 162540000. Its totient is φ = 45054240.

The previous prime is 99224641. The next prime is 99224663. The reversal of 99224642 is 24642299.

It is a junction number, because it is equal to n+sod(n) for n = 99224596 and 99224605.

It is not an unprimeable number, because it can be changed into a prime (99224641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26609 + ... + 30107.

It is an arithmetic number, because the mean of its divisors is an integer number (10158750).

Almost surely, 2^99224642 is an apocalyptic number.

99224642 is a deficient number, since it is larger than the sum of its proper divisors (63315358).

99224642 is a wasteful number, since it uses less digits than its factorization.

99224642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801.

The product of its digits is 62208, while the sum is 38.

The square root of 99224642 is about 9961.1566597459. The cubic root of 99224642 is about 462.9561384464.

The spelling of 99224642 in words is "ninety-nine million, two hundred twenty-four thousand, six hundred forty-two".