9128328692 has 24 divisors (see below), whose sum is σ = 18437422080. Its totient is φ = 3873405600.

The previous prime is 9128328641. The next prime is 9128328709. The reversal of 9128328692 is 2968238219.

It is a self number, because there is not a number n which added to its sum of digits gives 9128328692.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1611092 + ... + 1616747.

It is an arithmetic number, because the mean of its divisors is an integer number (768225920).

Almost surely, 2^9128328692 is an apocalyptic number.

It is an amenable number.

9128328692 is an abundant number, since it is smaller than the sum of its proper divisors (9309093388).

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

9128328692 is a wasteful number, since it uses less digits than its factorization.

9128328692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227951 (or 3227949 counting only the distinct ones).

The product of its digits is 746496, while the sum is 50.

The square root of 9128328692 is about 95542.2874542995. The cubic root of 9128328692 is about 2089.9236628788.

The spelling of 9128328692 in words is "nine billion, one hundred twenty-eight million, three hundred twenty-eight thousand, six hundred ninety-two".