104158040 has 128 divisors (see below), whose sum is σ = 282078720. Its totient is φ = 33868800.

The previous prime is 104158027. The next prime is 104158051. The reversal of 104158040 is 40851401.

It is a junction number, because it is equal to n+sod(n) for n = 104157997 and 104158015.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 493535 + ... + 493745.

It is an arithmetic number, because the mean of its divisors is an integer number (2203740).

Almost surely, 2^104158040 is an apocalyptic number.

104158040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104158040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141039360).

104158040 is an abundant number, since it is smaller than the sum of its proper divisors (177920680).

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

104158040 is a wasteful number, since it uses less digits than its factorization.

104158040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 104158040 is about 10205.7846342160. The cubic root of 104158040 is about 470.5050252753.

The spelling of 104158040 in words is "one hundred four million, one hundred fifty-eight thousand, forty".