104235136 has 16 divisors (see below), whose sum is σ = 207656190. Its totient is φ = 52117504.

The previous prime is 104235107. The next prime is 104235137. The reversal of 104235136 is 631532401.

It can be written as a sum of positive squares in only one way, i.e., 78428736 + 25806400 = 8856^2 + 5080^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 104235136.

It is not an unprimeable number, because it can be changed into a prime (104235137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407041 + ... + 407296.

Almost surely, 2^104235136 is an apocalyptic number.

104235136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

104235136 is a deficient number, since it is larger than the sum of its proper divisors (103421054).

104235136 is an frugal number, since it uses more digits than its factorization.

104235136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814351 (or 814339 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 104235136 is about 10209.5610091717. The cubic root of 104235136 is about 470.6210832365.

Adding to 104235136 its reverse (631532401), we get a palindrome (735767537).

The spelling of 104235136 in words is "one hundred four million, two hundred thirty-five thousand, one hundred thirty-six".