108940238 has 8 divisors (see below), whose sum is σ = 178265880. Its totient is φ = 49518280.

The previous prime is 108940217. The next prime is 108940241. The reversal of 108940238 is 832049801.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 108940198 and 108940207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2475893 + ... + 2475936.

It is an arithmetic number, because the mean of its divisors is an integer number (22283235).

Almost surely, 2^108940238 is an apocalyptic number.

108940238 is a deficient number, since it is larger than the sum of its proper divisors (69325642).

108940238 is a wasteful number, since it uses less digits than its factorization.

108940238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4951842.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 108940238 is about 10437.4440357781. Note that the first 3 decimals coincide. The cubic root of 108940238 is about 477.5983010797.

The spelling of 108940238 in words is "one hundred eight million, nine hundred forty thousand, two hundred thirty-eight".