9398690928 has 320 divisors, whose sum is σ = 31022300160. Its totient is φ = 2696601600.

The previous prime is 9398690911. The next prime is 9398690953. The reversal of 9398690928 is 8290968939.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12350068 + ... + 12350828.

It is an arithmetic number, because the mean of its divisors is an integer number (96944688).

Almost surely, 2^9398690928 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 9398690928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15511150080).

9398690928 is an abundant number, since it is smaller than the sum of its proper divisors (21623609232).

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

9398690928 is a wasteful number, since it uses less digits than its factorization.

9398690928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925 (or 913 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 63.

The square root of 9398690928 is about 96946.8458898999. The cubic root of 9398690928 is about 2110.3563205581.

The spelling of 9398690928 in words is "nine billion, three hundred ninety-eight million, six hundred ninety thousand, nine hundred twenty-eight".