524728 has 16 divisors (see below), whose sum is σ = 994680. Its totient is φ = 259488.

The previous prime is 524707. The next prime is 524731. The reversal of 524728 is 827425.

It is a d-powerful number, because it can be written as 5³ + 2 + 7² + 4⁴ + 2¹⁹ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 524696 and 524705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550 + ... + 1162.

2⁵²⁴⁷²⁸ is an apocalyptic number.

It is an amenable number.

524728 is a deficient number, since it is larger than the sum of its proper divisors (469952).

524728 is a wasteful number, since it uses less digits than its factorization.

524728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726 (or 722 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 524728 is about 724.3811151597. The cubic root of 524728 is about 80.6574980662.

The spelling of 524728 in words is "five hundred twenty-four thousand, seven hundred twenty-eight".