103836042 has 12 divisors (see below), whose sum is σ = 224978130. Its totient is φ = 34612008.

The previous prime is 103836041. The next prime is 103836059. The reversal of 103836042 is 240638301.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 70207641 + 33628401 = 8379^2 + 5799^2 .

It is a junction number, because it is equal to n+sod(n) for n = 103835997 and 103836015.

It is not an unprimeable number, because it can be changed into a prime (103836041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2884317 + ... + 2884352.

Almost surely, 2^103836042 is an apocalyptic number.

103836042 is an abundant number, since it is smaller than the sum of its proper divisors (121142088).

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

103836042 is a wasteful number, since it uses less digits than its factorization.

103836042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5768677 (or 5768674 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 103836042 is about 10189.9971540722. The cubic root of 103836042 is about 470.0196792726.

The spelling of 103836042 in words is "one hundred three million, eight hundred thirty-six thousand, forty-two".