104509636 has 72 divisors (see below), whose sum is σ = 232675520. Its totient is φ = 40201920.

The previous prime is 104509627. The next prime is 104509663. The reversal of 104509636 is 636905401.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 369151 + ... + 369433.

Almost surely, 2^104509636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104509636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116337760).

104509636 is an abundant number, since it is smaller than the sum of its proper divisors (128165884).

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

104509636 is a wasteful number, since it uses less digits than its factorization.

104509636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 104509636 is about 10222.9954514320. The cubic root of 104509636 is about 471.0338431302.

The spelling of 104509636 in words is "one hundred four million, five hundred nine thousand, six hundred thirty-six".