108436 has 6 divisors (see below), whose sum is σ = 189770. Its totient is φ = 54216.

The previous prime is 108421. The next prime is 108439. The reversal of 108436 is 634801.

It can be written as a sum of positive squares in only one way, i.e., 84100 + 24336 = 290^2 + 156^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13551 + ... + 13558.

2¹⁰⁸⁴³⁶ is an apocalyptic number.

It is an amenable number.

108436 is a deficient number, since it is larger than the sum of its proper divisors (81334).

108436 is a wasteful number, since it uses less digits than its factorization.

108436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27113 (or 27111 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 108436 is about 329.2962192313. The cubic root of 108436 is about 47.6860294839.

The spelling of 108436 in words is "one hundred eight thousand, four hundred thirty-six".