9834401808 has 900 divisors, whose sum is σ = 39208212736. Its totient is φ = 2326579200.

The previous prime is 9834401807. The next prime is 9834401813. The reversal of 9834401808 is 8081044389.

It is not an unprimeable number, because it can be changed into a prime (9834401807) by changing a digit.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 317238753 + ... + 317238783.

Almost surely, 2^9834401808 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 9834401808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19604106368).

9834401808 is an abundant number, since it is smaller than the sum of its proper divisors (29373810928).

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

9834401808 is a wasteful number, since it uses less digits than its factorization.

9834401808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 71 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 9834401808 is about 99168.5525154018. The cubic root of 9834401808 is about 2142.4760846529.

The spelling of 9834401808 in words is "nine billion, eight hundred thirty-four million, four hundred one thousand, eight hundred eight".