104323520 has 56 divisors (see below), whose sum is σ = 283915104. Its totient is φ = 35767296.

The previous prime is 104323511. The next prime is 104323523. The reversal of 104323520 is 25323401.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 104323492 and 104323501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104323523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21047 + ... + 25526.

Almost surely, 2^104323520 is an apocalyptic number.

104323520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104323520 is an abundant number, since it is smaller than the sum of its proper divisors (179591584).

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

104323520 is an equidigital number, since it uses as much as digits as its factorization.

104323520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46597 (or 46587 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 104323520 is about 10213.8885836884. Note that the first 3 decimals coincide. The cubic root of 104323520 is about 470.7540634206.

Adding to 104323520 its reverse (25323401), we get a palindrome (129646921).

The spelling of 104323520 in words is "one hundred four million, three hundred twenty-three thousand, five hundred twenty".