528354216 has 96 divisors (see below), whose sum is σ = 1545453000. Its totient is φ = 162104832.

The previous prime is 528354143. The next prime is 528354251. The reversal of 528354216 is 612453825.

It can be written as a sum of positive squares in 4 ways, for example, as 284057316 + 244296900 = 16854^2 + 15630^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 475870 + ... + 476978.

Almost surely, 2^528354216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 528354216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772726500).

528354216 is an abundant number, since it is smaller than the sum of its proper divisors (1017098784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

528354216 is a wasteful number, since it uses less digits than its factorization.

528354216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643 (or 1636 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 528354216 is about 22985.9569302651. The cubic root of 528354216 is about 808.4287051203.

The spelling of 528354216 in words is "five hundred twenty-eight million, three hundred fifty-four thousand, two hundred sixteen".