616489244 has 24 divisors (see below), whose sum is σ = 1251384960. Its totient is φ = 260265456.

The previous prime is 616489229. The next prime is 616489253. The reversal of 616489244 is 442984616.

616489244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 616489195 and 616489204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162434 + ... + 166185.

It is an arithmetic number, because the mean of its divisors is an integer number (52141040).

Almost surely, 2^616489244 is an apocalyptic number.

It is an amenable number.

616489244 is an abundant number, since it is smaller than the sum of its proper divisors (634895716).

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

616489244 is a wasteful number, since it uses less digits than its factorization.

616489244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328697 (or 328695 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 616489244 is about 24829.2014370177. The cubic root of 616489244 is about 851.0893732573.

The spelling of 616489244 in words is "six hundred sixteen million, four hundred eighty-nine thousand, two hundred forty-four".