528243284 has 12 divisors (see below), whose sum is σ = 940094400. Its totient is φ = 259644888.

The previous prime is 528243269. The next prime is 528243307. The reversal of 528243284 is 482342825.

It is a super-2 number, since 2×528243284² = 558081934182209312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118924 + ... + 1119395.

It is an arithmetic number, because the mean of its divisors is an integer number (78341200).

Almost surely, 2^528243284 is an apocalyptic number.

It is an amenable number.

528243284 is a deficient number, since it is larger than the sum of its proper divisors (411851116).

528243284 is a wasteful number, since it uses less digits than its factorization.

528243284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238382 (or 2238380 counting only the distinct ones).

The product of its digits is 122880, while the sum is 38.

The square root of 528243284 is about 22983.5437650507. The cubic root of 528243284 is about 808.3721225679.

The spelling of 528243284 in words is "five hundred twenty-eight million, two hundred forty-three thousand, two hundred eighty-four".