104389524 has 72 divisors (see below), whose sum is σ = 275708160. Its totient is φ = 33264000.

The previous prime is 104389511. The next prime is 104389541. The reversal of 104389524 is 425983401.

104389524 is a `hidden beast` number, since 10 + 43 + 89 + 524 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98799 + ... + 99849.

It is an arithmetic number, because the mean of its divisors is an integer number (3829280).

Almost surely, 2^104389524 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 104389524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137854080).

104389524 is an abundant number, since it is smaller than the sum of its proper divisors (171318636).

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

104389524 is a wasteful number, since it uses less digits than its factorization.

104389524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 104389524 is about 10217.1191634433. The cubic root of 104389524 is about 470.8533222794.

The spelling of 104389524 in words is "one hundred four million, three hundred eighty-nine thousand, five hundred twenty-four".