201117708 has 192 divisors, whose sum is σ = 605552640. Its totient is φ = 57153600.

The previous prime is 201117703. The next prime is 201117731. The reversal of 201117708 is 807711102.

201117708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (201117703) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1583541 + ... + 1583667.

It is an arithmetic number, because the mean of its divisors is an integer number (3153920).

Almost surely, 2^201117708 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201117708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302776320).

201117708 is an abundant number, since it is smaller than the sum of its proper divisors (404434932).

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

201117708 is a wasteful number, since it uses less digits than its factorization.

201117708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 27.

The square root of 201117708 is about 14181.5975122692. The cubic root of 201117708 is about 585.8909238754.

The spelling of 201117708 in words is "two hundred one million, one hundred seventeen thousand, seven hundred eight".