104235687 has 16 divisors (see below), whose sum is σ = 163507680. Its totient is φ = 65402496.

The previous prime is 104235661. The next prime is 104235731. The reversal of 104235687 is 786532401.

It is not a de Polignac number, because 104235687 - 2⁷ = 104235559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104235647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113088 + ... + 114005.

It is an arithmetic number, because the mean of its divisors is an integer number (10219230).

Almost surely, 2^104235687 is an apocalyptic number.

104235687 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

104235687 is a deficient number, since it is larger than the sum of its proper divisors (59271993).

104235687 is a wasteful number, since it uses less digits than its factorization.

104235687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227119 (or 227113 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 104235687 is about 10209.5879936460. The cubic root of 104235687 is about 470.6219124891.

It can be divided in two parts, 10423 and 5687, that added together give a triangular number (16110 = T₁₇₉).

The spelling of 104235687 in words is "one hundred four million, two hundred thirty-five thousand, six hundred eighty-seven".