108399000 has 128 divisors (see below), whose sum is σ = 353134080. Its totient is φ = 27632000.

The previous prime is 108398993. The next prime is 108399059. The reversal of 108399000 is 993801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68215 + ... + 69785.

It is an arithmetic number, because the mean of its divisors is an integer number (2758860).

Almost surely, 2^108399000 is an apocalyptic number.

108399000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108399000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176567040).

108399000 is an abundant number, since it is smaller than the sum of its proper divisors (244735080).

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

108399000 is a wasteful number, since it uses less digits than its factorization.

108399000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618 (or 1604 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 108399000 is about 10411.4840440736. The cubic root of 108399000 is about 476.8060513586.

The spelling of 108399000 in words is "one hundred eight million, three hundred ninety-nine thousand".