9349131828 has 24 divisors (see below), whose sum is σ = 21829352832. Its totient is φ = 3114275584.

The previous prime is 9349131809. The next prime is 9349131833. The reversal of 9349131828 is 8281319439.

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, 244125 + ... + 279812.

It is an arithmetic number, because the mean of its divisors is an integer number (909556368).

Almost surely, 2^9349131828 is an apocalyptic number.

It is an amenable number.

9349131828 is an abundant number, since it is smaller than the sum of its proper divisors (12480221004).

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

9349131828 is a wasteful number, since it uses less digits than its factorization.

9349131828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525431 (or 525429 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 9349131828 is about 96690.9087143150. The cubic root of 9349131828 is about 2106.6404935304.

The spelling of 9349131828 in words is "nine billion, three hundred forty-nine million, one hundred thirty-one thousand, eight hundred twenty-eight".