528283840 has 112 divisors (see below), whose sum is σ = 1522366272. Its totient is φ = 170459136.

The previous prime is 528283837. The next prime is 528283843. The reversal of 528283840 is 48382825.

It is an interprime number because it is at equal distance from previous prime (528283837) and next prime (528283843).

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 528283793 and 528283802.

It is not an unprimeable number, because it can be changed into a prime (528283843) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31144 + ... + 45016.

It is an arithmetic number, because the mean of its divisors is an integer number (13592556).

Almost surely, 2^528283840 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 528283840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (761183136).

528283840 is an abundant number, since it is smaller than the sum of its proper divisors (994082432).

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

528283840 is a wasteful number, since it uses less digits than its factorization.

528283840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13914 (or 13904 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 528283840 is about 22984.4260315545. The cubic root of 528283840 is about 808.3928096906.

The spelling of 528283840 in words is "five hundred twenty-eight million, two hundred eighty-three thousand, eight hundred forty".