528278 has 4 divisors (see below), whose sum is σ = 792420. Its totient is φ = 264138.

The previous prime is 528263. The next prime is 528289. The reversal of 528278 is 872825.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 5⁵ + 2 + 2¹⁹ + 8 + 7³ + 8³ .

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132068 + ... + 132071.

It is an arithmetic number, because the mean of its divisors is an integer number (198105).

2⁵²⁸²⁷⁸ is an apocalyptic number.

528278 is a deficient number, since it is larger than the sum of its proper divisors (264142).

528278 is a wasteful number, since it uses less digits than its factorization.

528278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264141.

The product of its digits is 8960, while the sum is 32.

The square root of 528278 is about 726.8273522646. The cubic root of 528278 is about 80.8389830843.

The spelling of 528278 in words is "five hundred twenty-eight thousand, two hundred seventy-eight".