3101668 has 6 divisors (see below), whose sum is σ = 5427926. Its totient is φ = 1550832.

The previous prime is 3101663. The next prime is 3101669. The reversal of 3101668 is 8661013.

It can be written as a sum of positive squares in only one way, i.e., 2663424 + 438244 = 1632^2 + 662^2 .

It is not an unprimeable number, because it can be changed into a prime (3101663) 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 as a sum of consecutive naturals, namely, 387705 + ... + 387712.

Almost surely, 2^3101668 is an apocalyptic number.

It is an amenable number.

3101668 is a deficient number, since it is larger than the sum of its proper divisors (2326258).

3101668 is a wasteful number, since it uses less digits than its factorization.

3101668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775421 (or 775419 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3101668 is about 1761.1553026352. The cubic root of 3101668 is about 145.8361206179.

The spelling of 3101668 in words is "three million, one hundred one thousand, six hundred sixty-eight".