104561838 has 24 divisors (see below), whose sum is σ = 228559968. Its totient is φ = 34544832.

The previous prime is 104561833. The next prime is 104561839. The reversal of 104561838 is 838165401.

104561838 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 618 + 38 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104561833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23670 + ... + 27737.

It is an arithmetic number, because the mean of its divisors is an integer number (9523332).

Almost surely, 2^104561838 is an apocalyptic number.

104561838 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104561838 is an abundant number, since it is smaller than the sum of its proper divisors (123998130).

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

104561838 is a wasteful number, since it uses less digits than its factorization.

104561838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51528 (or 51525 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 104561838 is about 10225.5482982577. The cubic root of 104561838 is about 471.1122563648.

The spelling of 104561838 in words is "one hundred four million, five hundred sixty-one thousand, eight hundred thirty-eight".