232528 has 10 divisors (see below), whose sum is σ = 450554. Its totient is φ = 116256.

The previous prime is 232523. The next prime is 232549. The reversal of 232528 is 825232.

It can be written as a sum of positive squares in only one way, i.e., 204304 + 28224 = 452^2 + 168^2 .

It is a d-powerful number, because it can be written as 2¹⁶ + 3³ + 5⁵ + 2¹⁶ + 2¹⁶ + 8⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 232499 and 232508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232523) by changing a digit.

232528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7251 + ... + 7282.

2²³²⁵²⁸ is an apocalyptic number.

It is an amenable number.

232528 is a deficient number, since it is larger than the sum of its proper divisors (218026).

232528 is a wasteful number, since it uses less digits than its factorization.

232528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14541 (or 14535 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 232528 is about 482.2115718230. The cubic root of 232528 is about 61.4929156578.

Subtracting 232528 from its reverse (825232), we obtain a cube (592704 = 84³).

It can be divided in two parts, 2 and 32528, that multiplied together give a palindrome (65056).

The spelling of 232528 in words is "two hundred thirty-two thousand, five hundred twenty-eight".