613634216 has 16 divisors (see below), whose sum is σ = 1239069300. Its totient is φ = 283215744.

The previous prime is 613634213. The next prime is 613634237. The reversal of 613634216 is 612436316.

It can be written as a sum of positive squares in 2 ways, for example, as 598780900 + 14853316 = 24470^2 + 3854^2 .

It is not an unprimeable number, because it can be changed into a prime (613634213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2950061 + ... + 2950268.

Almost surely, 2^613634216 is an apocalyptic number.

It is an amenable number.

613634216 is an abundant number, since it is smaller than the sum of its proper divisors (625435084).

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

613634216 is a wasteful number, since it uses less digits than its factorization.

613634216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5900348 (or 5900344 counting only the distinct ones).

The product of its digits is 15552, while the sum is 32.

The square root of 613634216 is about 24771.6413666919. The cubic root of 613634216 is about 849.7735110513.

The spelling of 613634216 in words is "six hundred thirteen million, six hundred thirty-four thousand, two hundred sixteen".