9020630528 has 240 divisors, whose sum is σ = 22806549216. Its totient is φ = 3488808960.

The previous prime is 9020630519. The next prime is 9020630543. The reversal of 9020630528 is 8250360209.

It is a Cunningham number, because it is equal to 94977²-1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32101748 + ... + 32102028.

Almost surely, 2^9020630528 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 9020630528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11403274608).

9020630528 is an abundant number, since it is smaller than the sum of its proper divisors (13785918688).

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

9020630528 is a wasteful number, since it uses less digits than its factorization.

9020630528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 9020630528 is about 94976.9999947356. Note that the first 5 decimals coincide. The cubic root of 9020630528 is about 2081.6719889602.

The spelling of 9020630528 in words is "nine billion, twenty million, six hundred thirty thousand, five hundred twenty-eight".