108289442 has 16 divisors (see below), whose sum is σ = 164898720. Its totient is φ = 53328768.

The previous prime is 108289421. The next prime is 108289453. The reversal of 108289442 is 244982801.

It is a junction number, because it is equal to n+sod(n) for n = 108289396 and 108289405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42809 + ... + 45267.

It is an arithmetic number, because the mean of its divisors is an integer number (10306170).

Almost surely, 2^108289442 is an apocalyptic number.

108289442 is a deficient number, since it is larger than the sum of its proper divisors (56609278).

108289442 is a wasteful number, since it uses less digits than its factorization.

108289442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 108289442 is about 10406.2213122728. The cubic root of 108289442 is about 476.6453625266.

The spelling of 108289442 in words is "one hundred eight million, two hundred eighty-nine thousand, four hundred forty-two".