108555738 has 32 divisors (see below), whose sum is σ = 225676800. Its totient is φ = 34774080.

The previous prime is 108555719. The next prime is 108555739. The reversal of 108555738 is 837555801.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 108555738.

It is not an unprimeable number, because it can be changed into a prime (108555739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25756 + ... + 29672.

It is an arithmetic number, because the mean of its divisors is an integer number (7052400).

Almost surely, 2^108555738 is an apocalyptic number.

108555738 is an abundant number, since it is smaller than the sum of its proper divisors (117121062).

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

108555738 is a wasteful number, since it uses less digits than its factorization.

108555738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4102.

The product of its (nonzero) digits is 168000, while the sum is 42.

The square root of 108555738 is about 10419.0084940939. The cubic root of 108555738 is about 477.0357510046.

The spelling of 108555738 in words is "one hundred eight million, five hundred fifty-five thousand, seven hundred thirty-eight".