616843134 has 64 divisors (see below), whose sum is σ = 1405900800. Its totient is φ = 200382624.

The previous prime is 616843133. The next prime is 616843159. The reversal of 616843134 is 431348616.

It is a happy number.

616843134 is a `hidden beast` number, since 616 + 8 + 4 + 3 + 1 + 34 = 666.

616843134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616843133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 910804 + ... + 911480.

It is an arithmetic number, because the mean of its divisors is an integer number (21967200).

Almost surely, 2^616843134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616843134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702950400).

616843134 is an abundant number, since it is smaller than the sum of its proper divisors (789057666).

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

616843134 is a wasteful number, since it uses less digits than its factorization.

616843134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094 (or 1088 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 616843134 is about 24836.3269023421. The cubic root of 616843134 is about 851.2521954571.

The spelling of 616843134 in words is "six hundred sixteen million, eight hundred forty-three thousand, one hundred thirty-four".