6880613 has 2 divisors, whose sum is σ = 6880614. Its totient is φ = 6880612.

The previous prime is 6880609. The next prime is 6880633. The reversal of 6880613 is 3160886.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6880129 + 484 = 2623^2 + 22^2 .

It is a cyclic number.

It is not a de Polignac number, because 6880613 - 2² = 6880609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6880613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6880633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3440306 + 3440307.

It is an arithmetic number, because the mean of its divisors is an integer number (3440307).

Almost surely, 2^6880613 is an apocalyptic number.

It is an amenable number.

6880613 is a deficient number, since it is larger than the sum of its proper divisors (1).

6880613 is an equidigital number, since it uses as much as digits as its factorization.

6880613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 6880613 is about 2623.0922591476. The cubic root of 6880613 is about 190.1993567728.

The spelling of 6880613 in words is "six million, eight hundred eighty thousand, six hundred thirteen".