109444272 has 80 divisors (see below), whose sum is σ = 324479232. Its totient is φ = 31138560.

The previous prime is 109444267. The next prime is 109444273. The reversal of 109444272 is 272444901.

It is not an unprimeable number, because it can be changed into a prime (109444273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102622 + ... + 103682.

Almost surely, 2^109444272 is an apocalyptic number.

109444272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109444272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162239616).

109444272 is an abundant number, since it is smaller than the sum of its proper divisors (215034960).

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

109444272 is a wasteful number, since it uses less digits than its factorization.

109444272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 1380 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 109444272 is about 10461.5616425083. The cubic root of 109444272 is about 478.3337363433. Note that the first 3 decimals are identical.

The spelling of 109444272 in words is "one hundred nine million, four hundred forty-four thousand, two hundred seventy-two".