6801066 has 24 divisors (see below), whose sum is σ = 15015780. Its totient is φ = 2223936.

The previous prime is 6801061. The next prime is 6801079. The reversal of 6801066 is 6601086.

It can be written as a sum of positive squares in 2 ways, for example, as 6579225 + 221841 = 2565^2 + 471^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6801061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2611 + ... + 4518.

Almost surely, 2^6801066 is an apocalyptic number.

6801066 is an abundant number, since it is smaller than the sum of its proper divisors (8214714).

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

6801066 is a wasteful number, since it uses less digits than its factorization.

6801066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7190 (or 7187 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 6801066 is about 2607.8853502407. The cubic root of 6801066 is about 189.4635468017.

The spelling of 6801066 in words is "six million, eight hundred one thousand, sixty-six".