109999224 has 96 divisors (see below), whose sum is σ = 309085920. Its totient is φ = 35313408.

The previous prime is 109999213. The next prime is 109999229. The reversal of 109999224 is 422999901.

It is a self number, because there is not a number n which added to its sum of digits gives 109999224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109999229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 418117 + ... + 418379.

It is an arithmetic number, because the mean of its divisors is an integer number (3219645).

Almost surely, 2^109999224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109999224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154542960).

109999224 is an abundant number, since it is smaller than the sum of its proper divisors (199086696).

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

109999224 is a wasteful number, since it uses less digits than its factorization.

109999224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 109999224 is about 10488.0514872878. The cubic root of 109999224 is about 479.1408589940.

The spelling of 109999224 in words is "one hundred nine million, nine hundred ninety-nine thousand, two hundred twenty-four".