188106000 has 160 divisors (see below), whose sum is σ = 614210688. Its totient is φ = 49523200.

The previous prime is 188105993. The next prime is 188106011. The reversal of 188106000 is 601881.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 641854 + ... + 642146.

Almost surely, 2^188106000 is an apocalyptic number.

188106000 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 188106000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307105344).

188106000 is an abundant number, since it is smaller than the sum of its proper divisors (426104688).

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

188106000 is a wasteful number, since it uses less digits than its factorization.

188106000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 188106000 is about 13715.1740783703. The cubic root of 188106000 is about 572.9730775676.

Adding to 188106000 its reverse (601881), we get a palindrome (188707881).

It can be divided in two parts, 18 and 8106000, that added together give a palindrome (8106018).

The spelling of 188106000 in words is "one hundred eighty-eight million, one hundred six thousand".