109449568 has 12 divisors (see below), whose sum is σ = 215478900. Its totient is φ = 54724768.

The previous prime is 109449547. The next prime is 109449569. The reversal of 109449568 is 865944901.

It is a happy number.

It is a super-3 number, since 3×109449568³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109449569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710118 + ... + 1710181.

It is an arithmetic number, because the mean of its divisors is an integer number (17956575).

Almost surely, 2^109449568 is an apocalyptic number.

It is an amenable number.

109449568 is a deficient number, since it is larger than the sum of its proper divisors (106029332).

109449568 is an equidigital number, since it uses as much as digits as its factorization.

109449568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420309 (or 3420301 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 109449568 is about 10461.8147565324. The cubic root of 109449568 is about 478.3414517299.

The spelling of 109449568 in words is "one hundred nine million, four hundred forty-nine thousand, five hundred sixty-eight".