208988 has 12 divisors (see below), whose sum is σ = 393960. Its totient is φ = 96432.
The previous prime is 208963. The next prime is 208991. The reversal of 208988 is 889802.
208988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
208988 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1958 + ... + 2061.
It is an arithmetic number, because the mean of its divisors is an integer number (32830).
2208988 is an apocalyptic number.
It is an amenable number.
208988 is a deficient number, since it is larger than the sum of its proper divisors (184972).
208988 is a wasteful number, since it uses less digits than its factorization.
208988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4036 (or 4034 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 35.
The square root of 208988 is about 457.1520534789. The cubic root of 208988 is about 59.3435855981.
The spelling of 208988 in words is "two hundred eight thousand, nine hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •