109148382 has 72 divisors (see below), whose sum is σ = 281058336. Its totient is φ = 30510144.

The previous prime is 109148357. The next prime is 109148393. The reversal of 109148382 is 283841901.

109148382 is a `hidden beast` number, since 10 + 91 + 483 + 82 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 40138 + ... + 42770.

It is an arithmetic number, because the mean of its divisors is an integer number (3903588).

Almost surely, 2^109148382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109148382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140529168).

109148382 is an abundant number, since it is smaller than the sum of its proper divisors (171909954).

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

109148382 is a wasteful number, since it uses less digits than its factorization.

109148382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702 (or 2692 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 109148382 is about 10447.4103011225. The cubic root of 109148382 is about 477.9022780688.

The spelling of 109148382 in words is "one hundred nine million, one hundred forty-eight thousand, three hundred eighty-two".