108735444 has 72 divisors (see below), whose sum is σ = 293896512. Its totient is φ = 33813120.

The previous prime is 108735443. The next prime is 108735463. The reversal of 108735444 is 444537801.

108735444 is a `hidden beast` number, since 108 + 7 + 3 + 544 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 108735399 and 108735408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108735443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32347 + ... + 35549.

It is an arithmetic number, because the mean of its divisors is an integer number (4081896).

Almost surely, 2^108735444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108735444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146948256).

108735444 is an abundant number, since it is smaller than the sum of its proper divisors (185161068).

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

108735444 is a wasteful number, since it uses less digits than its factorization.

108735444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277 (or 3272 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 108735444 is about 10427.6288771705. The cubic root of 108735444 is about 477.2988383587.

The spelling of 108735444 in words is "one hundred eight million, seven hundred thirty-five thousand, four hundred forty-four".