8425008834 has 64 divisors (see below), whose sum is σ = 19458109440. Its totient is φ = 2407648320.

The previous prime is 8425008827. The next prime is 8425008841. The reversal of 8425008834 is 4388005248.

It is a happy number.

8425008834 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8425008827) and next prime (8425008841).

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 31119 + ... + 133485.

It is an arithmetic number, because the mean of its divisors is an integer number (304032960).

Almost surely, 2^8425008834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8425008834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9729054720).

8425008834 is an abundant number, since it is smaller than the sum of its proper divisors (11033100606).

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

8425008834 is a wasteful number, since it uses less digits than its factorization.

8425008834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102455.

The product of its (nonzero) digits is 245760, while the sum is 42.

The square root of 8425008834 is about 91787.8468752808. The cubic root of 8425008834 is about 2034.8080869112.

The spelling of 8425008834 in words is "eight billion, four hundred twenty-five million, eight thousand, eight hundred thirty-four".