532448028 has 72 divisors (see below), whose sum is σ = 1559900160. Its totient is φ = 149980320.

The previous prime is 532447991. The next prime is 532448047. The reversal of 532448028 is 820844235.

532448028 is a `hidden beast` number, since 532 + 44 + 80 + 2 + 8 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 532447983 and 532448001.

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, 3013 + ... + 32771.

It is an arithmetic number, because the mean of its divisors is an integer number (21665280).

Almost surely, 2^532448028 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 532448028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779950080).

532448028 is an abundant number, since it is smaller than the sum of its proper divisors (1027452132).

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

532448028 is a wasteful number, since it uses less digits than its factorization.

532448028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29847 (or 29842 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The square root of 532448028 is about 23074.8353840282. The cubic root of 532448028 is about 810.5113004095.

The spelling of 532448028 in words is "five hundred thirty-two million, four hundred forty-eight thousand, twenty-eight".