109636222 has 4 divisors (see below), whose sum is σ = 164454336. Its totient is φ = 54818110.

The previous prime is 109636169. The next prime is 109636229. The reversal of 109636222 is 222636901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222636901 = 71 ⋅3135731.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109636229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27409054 + ... + 27409057.

It is an arithmetic number, because the mean of its divisors is an integer number (41113584).

Almost surely, 2^109636222 is an apocalyptic number.

109636222 is a deficient number, since it is larger than the sum of its proper divisors (54818114).

109636222 is an equidigital number, since it uses as much as digits as its factorization.

109636222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54818113.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 109636222 is about 10470.7316840802. The cubic root of 109636222 is about 478.6132165867.

The spelling of 109636222 in words is "one hundred nine million, six hundred thirty-six thousand, two hundred twenty-two".