104729904 has 120 divisors (see below), whose sum is σ = 313372800. Its totient is φ = 32578560.

The previous prime is 104729893. The next prime is 104729909. The reversal of 104729904 is 409927401.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (104729909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129052 + ... + 129860.

It is an arithmetic number, because the mean of its divisors is an integer number (2611440).

Almost surely, 2^104729904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104729904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156686400).

104729904 is an abundant number, since it is smaller than the sum of its proper divisors (208642896).

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

104729904 is a wasteful number, since it uses less digits than its factorization.

104729904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 104729904 is about 10233.7629442938. The cubic root of 104729904 is about 471.3645331354.

The spelling of 104729904 in words is "one hundred four million, seven hundred twenty-nine thousand, nine hundred four".