9421704864 has 576 divisors, whose sum is σ = 33671514240. Its totient is φ = 2553016320.

The previous prime is 9421704821. The next prime is 9421704871. The reversal of 9421704864 is 4684071249.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 41142702 + ... + 41142930.

It is an arithmetic number, because the mean of its divisors is an integer number (58457490).

Almost surely, 2^9421704864 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 9421704864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16835757120).

9421704864 is an abundant number, since it is smaller than the sum of its proper divisors (24249809376).

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

9421704864 is a wasteful number, since it uses less digits than its factorization.

9421704864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 9421704864 is about 97065.4668973472. The cubic root of 9421704864 is about 2112.0774119353.

The spelling of 9421704864 in words is "nine billion, four hundred twenty-one million, seven hundred four thousand, eight hundred sixty-four".