104638028 has 24 divisors (see below), whose sum is σ = 202298880. Its totient is φ = 46959120.

The previous prime is 104638007. The next prime is 104638057. The reversal of 104638028 is 820836401.

It is a junction number, because it is equal to n+sod(n) for n = 104637985 and 104638003.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11576 + ... + 18527.

It is an arithmetic number, because the mean of its divisors is an integer number (8429120).

Almost surely, 2^104638028 is an apocalyptic number.

It is an amenable number.

104638028 is a deficient number, since it is larger than the sum of its proper divisors (97660852).

104638028 is a wasteful number, since it uses less digits than its factorization.

104638028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30197 (or 30195 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 104638028 is about 10229.2730924538. The cubic root of 104638028 is about 471.2266554255.

The spelling of 104638028 in words is "one hundred four million, six hundred thirty-eight thousand, twenty-eight".