6880306 has 4 divisors (see below), whose sum is σ = 10320462. Its totient is φ = 3440152.

The previous prime is 6880303. The next prime is 6880319. The reversal of 6880306 is 6030886.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6295081 + 585225 = 2509^2 + 765^2 .

It is a super-2 number, since 2×6880306² = 94677221307272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6880303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720075 + ... + 1720078.

Almost surely, 2^6880306 is an apocalyptic number.

6880306 is a deficient number, since it is larger than the sum of its proper divisors (3440156).

6880306 is a wasteful number, since it uses less digits than its factorization.

6880306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440155.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 6880306 is about 2623.0337397754. The cubic root of 6880306 is about 190.1965279517.

The spelling of 6880306 in words is "six million, eight hundred eighty thousand, three hundred six".