8323927920 has 720 divisors, whose sum is σ = 36022203360. Its totient is φ = 1703116800.

The previous prime is 8323927897. The next prime is 8323927943. The reversal of 8323927920 is 297293238.

It is an interprime number because it is at equal distance from previous prime (8323927897) and next prime (8323927943).

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 34539000 + ... + 34539240.

It is an arithmetic number, because the mean of its divisors is an integer number (50030838).

Almost surely, 2^8323927920 is an apocalyptic number.

8323927920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8323927920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18011101680).

8323927920 is an abundant number, since it is smaller than the sum of its proper divisors (27698275440).

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

8323927920 is a wasteful number, since it uses less digits than its factorization.

8323927920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 358 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 8323927920 is about 91235.5628031087. The cubic root of 8323927920 is about 2026.6376364051.

The spelling of 8323927920 in words is "eight billion, three hundred twenty-three million, nine hundred twenty-seven thousand, nine hundred twenty".