104521524 has 12 divisors (see below), whose sum is σ = 243883584. Its totient is φ = 34840504.

The previous prime is 104521523. The next prime is 104521531. The reversal of 104521524 is 425125401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 104521494 and 104521503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104521523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4355052 + ... + 4355075.

It is an arithmetic number, because the mean of its divisors is an integer number (20323632).

Almost surely, 2^104521524 is an apocalyptic number.

It is an amenable number.

104521524 is an abundant number, since it is smaller than the sum of its proper divisors (139362060).

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

104521524 is a wasteful number, since it uses less digits than its factorization.

104521524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710134 (or 8710132 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 104521524 is about 10223.5768691784. The cubic root of 104521524 is about 471.0517025297.

Adding to 104521524 its reverse (425125401), we get a palindrome (529646925).

The spelling of 104521524 in words is "one hundred four million, five hundred twenty-one thousand, five hundred twenty-four".