109193616 has 80 divisors (see below), whose sum is σ = 358211200. Its totient is φ = 31197312.

The previous prime is 109193611. The next prime is 109193629. The reversal of 109193616 is 616391901.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (109193611) 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, 15031 + ... + 21078.

It is an arithmetic number, because the mean of its divisors is an integer number (4477640).

Almost surely, 2^109193616 is an apocalyptic number.

109193616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

109193616 is an abundant number, since it is smaller than the sum of its proper divisors (249017584).

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

109193616 is a wasteful number, since it uses less digits than its factorization.

109193616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36133 (or 36121 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 109193616 is about 10449.5749195840. The cubic root of 109193616 is about 477.9682874335.

It can be divided in two parts, 10919 and 3616, that added together give a triangular number (14535 = T₁₇₀).

The spelling of 109193616 in words is "one hundred nine million, one hundred ninety-three thousand, six hundred sixteen".