6881206 has 4 divisors (see below), whose sum is σ = 10321812. Its totient is φ = 3440602.

The previous prime is 6881197. The next prime is 6881239. The reversal of 6881206 is 6021886.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720300 + ... + 1720303.

It is an arithmetic number, because the mean of its divisors is an integer number (2580453).

Almost surely, 2^6881206 is an apocalyptic number.

6881206 is a deficient number, since it is larger than the sum of its proper divisors (3440606).

6881206 is a wasteful number, since it uses less digits than its factorization.

6881206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440605.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 6881206 is about 2623.2052912420. The cubic root of 6881206 is about 190.2048206745.

The spelling of 6881206 in words is "six million, eight hundred eighty-one thousand, two hundred six".