109565228 has 6 divisors (see below), whose sum is σ = 191739156. Its totient is φ = 54782612.

The previous prime is 109565227. The next prime is 109565233. The reversal of 109565228 is 822565901.

It is a junction number, because it is equal to n+sod(n) for n = 109565191 and 109565200.

It is not an unprimeable number, because it can be changed into a prime (109565227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13695650 + ... + 13695657.

It is an arithmetic number, because the mean of its divisors is an integer number (31956526).

Almost surely, 2^109565228 is an apocalyptic number.

It is an amenable number.

109565228 is a deficient number, since it is larger than the sum of its proper divisors (82173928).

109565228 is a wasteful number, since it uses less digits than its factorization.

109565228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27391311 (or 27391309 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 109565228 is about 10467.3410186160. The cubic root of 109565228 is about 478.5098869787.

The spelling of 109565228 in words is "one hundred nine million, five hundred sixty-five thousand, two hundred twenty-eight".