9428322520 has 32 divisors (see below), whose sum is σ = 21380774400. Its totient is φ = 3741631488.

The previous prime is 9428322517. The next prime is 9428322521. The reversal of 9428322520 is 252238249.

It is a super-2 number, since 2×9428322520² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9428322520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9428322521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922905 + ... + 933064.

It is an arithmetic number, because the mean of its divisors is an integer number (668149200).

Almost surely, 2^9428322520 is an apocalyptic number.

It is an amenable number.

9428322520 is an abundant number, since it is smaller than the sum of its proper divisors (11952451880).

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

9428322520 is a wasteful number, since it uses less digits than its factorization.

9428322520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856107 (or 1856103 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 9428322520 is about 97099.5495355154. The cubic root of 9428322520 is about 2112.5717927587.

The spelling of 9428322520 in words is "nine billion, four hundred twenty-eight million, three hundred twenty-two thousand, five hundred twenty".