109254222 has 72 divisors (see below), whose sum is σ = 300425112. Its totient is φ = 28375200.

The previous prime is 109254203. The next prime is 109254227. The reversal of 109254222 is 222452901.

It is a happy number.

109254222 is a `hidden beast` number, since 10 + 92 + 542 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109254227) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4072 + ... + 15332.

It is an arithmetic number, because the mean of its divisors is an integer number (4172571).

Almost surely, 2^109254222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109254222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150212556).

109254222 is an abundant number, since it is smaller than the sum of its proper divisors (191170890).

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

109254222 is a wasteful number, since it uses less digits than its factorization.

109254222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11294 (or 11284 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 109254222 is about 10452.4744438817. The cubic root of 109254222 is about 478.0567003811.

The spelling of 109254222 in words is "one hundred nine million, two hundred fifty-four thousand, two hundred twenty-two".