109728222 has 16 divisors (see below), whose sum is σ = 219936000. Its totient is φ = 36496152.

The previous prime is 109728187. The next prime is 109728233. The reversal of 109728222 is 222827901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16972 + ... + 22527.

It is an arithmetic number, because the mean of its divisors is an integer number (13746000).

Almost surely, 2^109728222 is an apocalyptic number.

109728222 is an abundant number, since it is smaller than the sum of its proper divisors (110207778).

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

109728222 is a wasteful number, since it uses less digits than its factorization.

109728222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39967.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 109728222 is about 10475.1239610804. The cubic root of 109728222 is about 478.7470534533.

The spelling of 109728222 in words is "one hundred nine million, seven hundred twenty-eight thousand, two hundred twenty-two".