8061668 has 6 divisors (see below), whose sum is σ = 14107926. Its totient is φ = 4030832.

The previous prime is 8061667. The next prime is 8061679. The reversal of 8061668 is 8661608.

It can be written as a sum of positive squares in only one way, i.e., 6340324 + 1721344 = 2518^2 + 1312^2 .

It is not an unprimeable number, because it can be changed into a prime (8061667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007705 + ... + 1007712.

It is an arithmetic number, because the mean of its divisors is an integer number (2351321).

Almost surely, 2^8061668 is an apocalyptic number.

It is an amenable number.

8061668 is a deficient number, since it is larger than the sum of its proper divisors (6046258).

8061668 is a wasteful number, since it uses less digits than its factorization.

8061668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015421 (or 2015419 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 8061668 is about 2839.3076620895. The cubic root of 8061668 is about 200.5125851599.

The spelling of 8061668 in words is "eight million, sixty-one thousand, six hundred sixty-eight".