109305648 has 60 divisors (see below), whose sum is σ = 323905608. Its totient is φ = 34291200.

The previous prime is 109305641. The next prime is 109305649. The reversal of 109305648 is 846503901.

109305648 is a `hidden beast` number, since 1 + 0 + 9 + 3 + 0 + 5 + 648 = 666.

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 (109305641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19878 + ... + 24773.

Almost surely, 2^109305648 is an apocalyptic number.

109305648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

109305648 is an abundant number, since it is smaller than the sum of its proper divisors (214599960).

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

109305648 is a wasteful number, since it uses less digits than its factorization.

109305648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44682 (or 44673 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 109305648 is about 10454.9341461341. The cubic root of 109305648 is about 478.1316957668.

The spelling of 109305648 in words is "one hundred nine million, three hundred five thousand, six hundred forty-eight".