188097 has 24 divisors (see below), whose sum is σ = 316224. Its totient is φ = 97344.
The previous prime is 188029. The next prime is 188107. The reversal of 188097 is 790881.
It is not a de Polignac number, because 188097 - 210 = 187073 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (188017) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3523 + ... + 3575.
It is an arithmetic number, because the mean of its divisors is an integer number (13176).
2188097 is an apocalyptic number.
It is an amenable number.
188097 is a deficient number, since it is larger than the sum of its proper divisors (128127).
188097 is a wasteful number, since it uses less digits than its factorization.
188097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89 (or 76 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 33.
The square root of 188097 is about 433.7015102579. The cubic root of 188097 is about 57.2963939387.
The spelling of 188097 in words is "one hundred eighty-eight thousand, ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.099 sec. • engine limits •