104031616 has 64 divisors (see below), whose sum is σ = 225766800. Its totient is φ = 47462400.

The previous prime is 104031611. The next prime is 104031623. The reversal of 104031616 is 616130401.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104031611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167755 + ... + 168373.

Almost surely, 2^104031616 is an apocalyptic number.

104031616 is a gapful number since it is divisible by the number (16) 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 104031616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112883400).

104031616 is an abundant number, since it is smaller than the sum of its proper divisors (121735184).

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

104031616 is a wasteful number, since it uses less digits than its factorization.

104031616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747 (or 735 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 104031616 is about 10199.5890113279. The cubic root of 104031616 is about 470.3145864324.

The spelling of 104031616 in words is "one hundred four million, thirty-one thousand, six hundred sixteen".