527728 has 10 divisors (see below), whose sum is σ = 1022504. Its totient is φ = 263856.

The previous prime is 527701. The next prime is 527729. The reversal of 527728 is 827725.

It is a self number, because there is not a number n which added to its sum of digits gives 527728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527729) by changing a digit.

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, 16476 + ... + 16507.

2⁵²⁷⁷²⁸ is an apocalyptic number.

It is an amenable number.

527728 is a deficient number, since it is larger than the sum of its proper divisors (494776).

527728 is a wasteful number, since it uses less digits than its factorization.

527728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32991 (or 32985 counting only the distinct ones).

The product of its digits is 7840, while the sum is 31.

The square root of 527728 is about 726.4488970327. The cubic root of 527728 is about 80.8109190224.

It can be divided in two parts, 52 and 7728, that multiplied together give a triangular number (401856 = T₈₉₆).

The spelling of 527728 in words is "five hundred twenty-seven thousand, seven hundred twenty-eight".