18107000 has 64 divisors (see below), whose sum is σ = 44647200. Its totient is φ = 6854400.

The previous prime is 18106997. The next prime is 18107009. The reversal of 18107000 is 70181.

It is a self number, because there is not a number n which added to its sum of digits gives 18107000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18107009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18524 + ... + 19476.

Almost surely, 2^18107000 is an apocalyptic number.

18107000 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 18107000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22323600).

18107000 is an abundant number, since it is smaller than the sum of its proper divisors (26540200).

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

18107000 is a wasteful number, since it uses less digits than its factorization.

18107000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993 (or 979 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 18107000 is about 4255.2320735772. The cubic root of 18107000 is about 262.5924088861.

Adding to 18107000 its reverse (70181), we get a palindrome (18177181).

The spelling of 18107000 in words is "eighteen million, one hundred seven thousand".