104039424 has 176 divisors, whose sum is σ = 318349440. Its totient is φ = 33546240.

The previous prime is 104039401. The next prime is 104039461. The reversal of 104039424 is 424930401.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1465309 + ... + 1465379.

Almost surely, 2^104039424 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 104039424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159174720).

104039424 is an abundant number, since it is smaller than the sum of its proper divisors (214310016).

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

104039424 is an equidigital number, since it uses as much as digits as its factorization.

104039424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 104039424 is about 10199.9717646668. The cubic root of 104039424 is about 470.3263524851.

Adding to 104039424 its reverse (424930401), we get a palindrome (528969825).

The spelling of 104039424 in words is "one hundred four million, thirty-nine thousand, four hundred twenty-four".