104235999 has 32 divisors (see below), whose sum is σ = 164482560. Its totient is φ = 57480192.

The previous prime is 104235979. The next prime is 104236003. The reversal of 104235999 is 999532401.

It is not a de Polignac number, because 104235999 - 2⁷ = 104235871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104235999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104235979) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79719 + ... + 81015.

It is an arithmetic number, because the mean of its divisors is an integer number (5140080).

Almost surely, 2^104235999 is an apocalyptic number.

104235999 is a deficient number, since it is larger than the sum of its proper divisors (60246561).

104235999 is a wasteful number, since it uses less digits than its factorization.

104235999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 104235999 is about 10209.6032733892. The cubic root of 104235999 is about 470.6223820464.

The spelling of 104235999 in words is "one hundred four million, two hundred thirty-five thousand, nine hundred ninety-nine".