108009664 has 28 divisors (see below), whose sum is σ = 244951504. Its totient is φ = 46289664.

The previous prime is 108009607. The next prime is 108009667. The reversal of 108009664 is 466900801.

It is a tau number, because it is divible by the number of its divisors (28).

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (108009667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120099 + ... + 120994.

It is an arithmetic number, because the mean of its divisors is an integer number (8748268).

Almost surely, 2^108009664 is an apocalyptic number.

108009664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

108009664 is an abundant number, since it is smaller than the sum of its proper divisors (136941840).

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

108009664 is an equidigital number, since it uses as much as digits as its factorization.

108009664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241112 (or 241102 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 108009664 is about 10392.7697944292. The cubic root of 108009664 is about 476.2345194666.

The spelling of 108009664 in words is "one hundred eight million, nine thousand, six hundred sixty-four".