109169340 has 96 divisors (see below), whose sum is σ = 361428480. Its totient is φ = 24089856.

The previous prime is 109169317. The next prime is 109169341. The reversal of 109169340 is 43961901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109169341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7699 + ... + 16661.

It is an arithmetic number, because the mean of its divisors is an integer number (3764880).

Almost surely, 2^109169340 is an apocalyptic number.

109169340 is a gapful number since it is divisible by the number (10) 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 109169340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180714240).

109169340 is an abundant number, since it is smaller than the sum of its proper divisors (252259140).

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

109169340 is a wasteful number, since it uses less digits than its factorization.

109169340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9011 (or 9009 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 109169340 is about 10448.4132766655. The cubic root of 109169340 is about 477.9328640619.

The spelling of 109169340 in words is "one hundred nine million, one hundred sixty-nine thousand, three hundred forty".