8249323992 has 384 divisors, whose sum is σ = 27132019200. Its totient is φ = 2042966016.

The previous prime is 8249323991. The next prime is 8249324023. The reversal of 8249323992 is 2993239428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8249323991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 35404708 + ... + 35404940.

It is an arithmetic number, because the mean of its divisors is an integer number (70656300).

Almost surely, 2^8249323992 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 8249323992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13566009600).

8249323992 is an abundant number, since it is smaller than the sum of its proper divisors (18882695208).

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

8249323992 is a wasteful number, since it uses less digits than its factorization.

8249323992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 330 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 8249323992 is about 90825.7892451257. The cubic root of 8249323992 is about 2020.5648186908.

The spelling of 8249323992 in words is "eight billion, two hundred forty-nine million, three hundred twenty-three thousand, nine hundred ninety-two".