613242368 has 20 divisors (see below), whose sum is σ = 1225288020. Its totient is φ = 306620928.

The previous prime is 613242367. The next prime is 613242373. The reversal of 613242368 is 863242316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613242361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598358 + ... + 599381.

It is an arithmetic number, because the mean of its divisors is an integer number (61264401).

Almost surely, 2^613242368 is an apocalyptic number.

It is an amenable number.

613242368 is a deficient number, since it is larger than the sum of its proper divisors (612045652).

613242368 is an equidigital number, since it uses as much as digits as its factorization.

613242368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197757 (or 1197741 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 613242368 is about 24763.7308982310. The cubic root of 613242368 is about 849.5925927645.

The spelling of 613242368 in words is "six hundred thirteen million, two hundred forty-two thousand, three hundred sixty-eight".