613871716 has 12 divisors (see below), whose sum is σ = 1075628988. Its totient is φ = 306549152.

The previous prime is 613871707. The next prime is 613871743. The reversal of 613871716 is 617178316.

It can be written as a sum of positive squares in 2 ways, for example, as 151191616 + 462680100 = 12296^2 + 21510^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 93091 + ... + 99466.

It is an arithmetic number, because the mean of its divisors is an integer number (89635749).

Almost surely, 2^613871716 is an apocalyptic number.

It is an amenable number.

613871716 is a deficient number, since it is larger than the sum of its proper divisors (461757272).

613871716 is a wasteful number, since it uses less digits than its factorization.

613871716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193358 (or 193356 counting only the distinct ones).

The product of its digits is 42336, while the sum is 40.

The square root of 613871716 is about 24776.4346910527. The cubic root of 613871716 is about 849.8831285681.

The spelling of 613871716 in words is "six hundred thirteen million, eight hundred seventy-one thousand, seven hundred sixteen".