613012866 has 8 divisors (see below), whose sum is σ = 1226025744. Its totient is φ = 204337620.

The previous prime is 613012849. The next prime is 613012867. The reversal of 613012866 is 668210316.

It is a sphenic number, since it is the product of 3 distinct primes.

613012866 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (613012867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51084400 + ... + 51084411.

It is an arithmetic number, because the mean of its divisors is an integer number (153253218).

Almost surely, 2^613012866 is an apocalyptic number.

613012866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

613012866 is a wasteful number, since it uses less digits than its factorization.

613012866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102168816.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 613012866 is about 24759.0966313394. The cubic root of 613012866 is about 849.4865946914.

The spelling of 613012866 in words is "six hundred thirteen million, twelve thousand, eight hundred sixty-six".