732528 has 30 divisors (see below), whose sum is σ = 2050464. Its totient is φ = 244128.

The previous prime is 732521. The next prime is 732533. The reversal of 732528 is 825237.

732528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 732528.

It is not an unprimeable number, because it can be changed into a prime (732521) by changing a digit.

732528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2400 + ... + 2687.

2⁷³²⁵²⁸ is an apocalyptic number.

It is an amenable number.

732528 is an abundant number, since it is smaller than the sum of its proper divisors (1317936).

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

732528 is a wasteful number, since it uses less digits than its factorization.

732528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101 (or 5092 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 732528 is about 855.8784960495. The cubic root of 732528 is about 90.1449516047.

It can be divided in two parts, 73 and 2528, that added together give a square (2601 = 51²).

The spelling of 732528 in words is "seven hundred thirty-two thousand, five hundred twenty-eight".