613196784 has 80 divisors (see below), whose sum is σ = 1771508640. Its totient is φ = 203074560.

The previous prime is 613196741. The next prime is 613196789. The reversal of 613196784 is 487691316.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613196789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63304 + ... + 72344.

It is an arithmetic number, because the mean of its divisors is an integer number (22143858).

Almost surely, 2^613196784 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 613196784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (885754320).

613196784 is an abundant number, since it is smaller than the sum of its proper divisors (1158311856).

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

613196784 is a wasteful number, since it uses less digits than its factorization.

613196784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215 (or 9203 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 613196784 is about 24762.8105028488. The cubic root of 613196784 is about 849.5715413877.

The spelling of 613196784 in words is "six hundred thirteen million, one hundred ninety-six thousand, seven hundred eighty-four".