109195392 has 64 divisors (see below), whose sum is σ = 299439360. Its totient is φ = 35220480.

The previous prime is 109195391. The next prime is 109195393. The reversal of 109195392 is 293591901.

It is an interprime number because it is at equal distance from previous prime (109195391) and next prime (109195393).

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 109195392.

It is not an unprimeable number, because it can be changed into a prime (109195391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7318 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (4678740).

Almost surely, 2^109195392 is an apocalyptic number.

109195392 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 109195392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149719680).

109195392 is an abundant number, since it is smaller than the sum of its proper divisors (190243968).

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

109195392 is an equidigital number, since it uses as much as digits as its factorization.

109195392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221 (or 9209 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 109195392 is about 10449.6598987718. The cubic root of 109195392 is about 477.9708787543.

The spelling of 109195392 in words is "one hundred nine million, one hundred ninety-five thousand, three hundred ninety-two".