613726368 has 48 divisors (see below), whose sum is σ = 1637457696. Its totient is φ = 201219840.

The previous prime is 613726327. The next prime is 613726369. The reversal of 613726368 is 863627316.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (613726369) 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 7 ways as a sum of consecutive naturals, for example, 46546 + ... + 58257.

It is an arithmetic number, because the mean of its divisors is an integer number (34113702).

Almost surely, 2^613726368 is an apocalyptic number.

It is an amenable number.

613726368 is an abundant number, since it is smaller than the sum of its proper divisors (1023731328).

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

613726368 is a wasteful number, since it uses less digits than its factorization.

613726368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104877 (or 104869 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 613726368 is about 24773.5013270228. The cubic root of 613726368 is about 849.8160469285.

The spelling of 613726368 in words is "six hundred thirteen million, seven hundred twenty-six thousand, three hundred sixty-eight".