104135636 has 24 divisors (see below), whose sum is σ = 205662240. Its totient is φ = 45701600.

The previous prime is 104135623. The next prime is 104135641. The reversal of 104135636 is 636531401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 104135599 and 104135608.

It is a congruent number.

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, 39530 + ... + 42081.

It is an arithmetic number, because the mean of its divisors is an integer number (8569260).

Almost surely, 2^104135636 is an apocalyptic number.

It is an amenable number.

104135636 is a deficient number, since it is larger than the sum of its proper divisors (101526604).

104135636 is a wasteful number, since it uses less digits than its factorization.

104135636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81655 (or 81653 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 104135636 is about 10204.6869623718. The cubic root of 104135636 is about 470.4712882398.

The spelling of 104135636 in words is "one hundred four million, one hundred thirty-five thousand, six hundred thirty-six".