3426734856 has 64 divisors (see below), whose sum is σ = 8952652800. Its totient is φ = 1090951488.

The previous prime is 3426734849. The next prime is 3426734881. The reversal of 3426734856 is 6584376243.

3426734856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 397035 + ... + 405573.

It is an arithmetic number, because the mean of its divisors is an integer number (139885200).

Almost surely, 2^3426734856 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 3426734856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4476326400).

3426734856 is an abundant number, since it is smaller than the sum of its proper divisors (5525917944).

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

3426734856 is a wasteful number, since it uses less digits than its factorization.

3426734856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9298 (or 9294 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 48.

The square root of 3426734856 is about 58538.3195522386. The cubic root of 3426734856 is about 1507.6255909931.

The spelling of 3426734856 in words is "three billion, four hundred twenty-six million, seven hundred thirty-four thousand, eight hundred fifty-six".