64524 has 24 divisors (see below), whose sum is σ = 159040. Its totient is φ = 20304.

The previous prime is 64513. The next prime is 64553. The reversal of 64524 is 42546.

It is a happy number.

64524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 64524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87 + ... + 369.

2⁶⁴⁵²⁴ 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 64524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79520).

64524 is an abundant number, since it is smaller than the sum of its proper divisors (94516).

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

64524 is a wasteful number, since it uses less digits than its factorization.

64524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 307 counting only the distinct ones).

The product of its digits is 960, while the sum is 21.

The square root of 64524 is about 254.0157475433. The cubic root of 64524 is about 40.1088700805.

The spelling of 64524 in words is "sixty-four thousand, five hundred twenty-four".