613960768 has 28 divisors (see below), whose sum is σ = 1222260700. Its totient is φ = 305989632.

The previous prime is 613960759. The next prime is 613960777. The reversal of 613960768 is 867069316.

It is an interprime number because it is at equal distance from previous prime (613960759) and next prime (613960777).

It can be written as a sum of positive squares in 2 ways, for example, as 7225344 + 606735424 = 2688^2 + 24632^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4708 + ... + 35356.

Almost surely, 2^613960768 is an apocalyptic number.

It is an amenable number.

613960768 is a deficient number, since it is larger than the sum of its proper divisors (608299932).

613960768 is a wasteful number, since it uses less digits than its factorization.

613960768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30974 (or 30964 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 613960768 is about 24778.2317367483. The cubic root of 613960768 is about 849.9242230025.

The spelling of 613960768 in words is "six hundred thirteen million, nine hundred sixty thousand, seven hundred sixty-eight".