9123394560 has 352 divisors, whose sum is σ = 33999720192. Its totient is φ = 2044723200.

The previous prime is 9123394537. The next prime is 9123394571. The reversal of 9123394560 is 654933219.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5697760 + ... + 5699360.

Almost surely, 2^9123394560 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 9123394560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16999860096).

9123394560 is an abundant number, since it is smaller than the sum of its proper divisors (24876325632).

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

9123394560 is a wasteful number, since it uses less digits than its factorization.

9123394560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 9123394560 is about 95516.4622460443. The cubic root of 9123394560 is about 2089.5470398006.

The spelling of 9123394560 in words is "nine billion, one hundred twenty-three million, three hundred ninety-four thousand, five hundred sixty".