201604524 has 48 divisors (see below), whose sum is σ = 519697920. Its totient is φ = 60315840.

The previous prime is 201604523. The next prime is 201604531. The reversal of 201604524 is 425406102.

It is a junction number, because it is equal to n+sod(n) for n = 201604494 and 201604503.

It is not an unprimeable number, because it can be changed into a prime (201604523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762 + ... + 20094.

It is an arithmetic number, because the mean of its divisors is an integer number (10827040).

Almost surely, 2^201604524 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 201604524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259848960).

201604524 is an abundant number, since it is smaller than the sum of its proper divisors (318093396).

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

201604524 is a wasteful number, since it uses less digits than its factorization.

201604524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19430 (or 19428 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 201604524 is about 14198.7507901223. The cubic root of 201604524 is about 586.3632695760.

The spelling of 201604524 in words is "two hundred one million, six hundred four thousand, five hundred twenty-four".