528814740 has 96 divisors (see below), whose sum is σ = 1534417920. Its totient is φ = 135936000.

The previous prime is 528814723. The next prime is 528814753. The reversal of 528814740 is 47418825.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 745506 + ... + 746214.

It is an arithmetic number, because the mean of its divisors is an integer number (15983520).

Almost surely, 2^528814740 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 528814740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767208960).

528814740 is an abundant number, since it is smaller than the sum of its proper divisors (1005603180).

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

528814740 is a wasteful number, since it uses less digits than its factorization.

528814740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153 (or 1151 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 39.

The square root of 528814740 is about 22995.9722560278. The cubic root of 528814740 is about 808.6635177351.

The spelling of 528814740 in words is "five hundred twenty-eight million, eight hundred fourteen thousand, seven hundred forty".