74532 has 12 divisors (see below), whose sum is σ = 173936. Its totient is φ = 24840.

The previous prime is 74531. The next prime is 74551. The reversal of 74532 is 23547.

It is a happy number.

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 = 74499 and 74508.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 74532.

It is not an unprimeable number, because it can be changed into a prime (74531) 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, 3094 + ... + 3117.

2⁷⁴⁵³² is an apocalyptic number.

It is an amenable number.

74532 is an abundant number, since it is smaller than the sum of its proper divisors (99404).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86968).

74532 is a wasteful number, since it uses less digits than its factorization.

74532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218 (or 6216 counting only the distinct ones).

The product of its digits is 840, while the sum is 21.

The square root of 74532 is about 273.0054944502. The cubic root of 74532 is about 42.0837331814.

It can be divided in two parts, 745 and 32, that added together give a palindrome (777).

The spelling of 74532 in words is "seventy-four thousand, five hundred thirty-two".