108393888 has 24 divisors (see below), whose sum is σ = 284534208. Its totient is φ = 36131264.

The previous prime is 108393881. The next prime is 108393893. The reversal of 108393888 is 888393801.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (108393881) 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, 564456 + ... + 564647.

It is an arithmetic number, because the mean of its divisors is an integer number (11855592).

Almost surely, 2^108393888 is an apocalyptic number.

It is an amenable number.

108393888 is an abundant number, since it is smaller than the sum of its proper divisors (176140320).

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

108393888 is a wasteful number, since it uses less digits than its factorization.

108393888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129116 (or 1129108 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 48.

The square root of 108393888 is about 10411.2385430361. The cubic root of 108393888 is about 476.7985559916.

The spelling of 108393888 in words is "one hundred eight million, three hundred ninety-three thousand, eight hundred eighty-eight".