3016881 has 18 divisors (see below), whose sum is σ = 5069922. Its totient is φ = 1723680.

The previous prime is 3016879. The next prime is 3016901. The reversal of 3016881 is 1886103.

It can be written as a sum of positive squares in only one way, i.e., 2822400 + 194481 = 1680^2 + 441^2 .

It is not a de Polignac number, because 3016881 - 2¹ = 3016879 is a prime.

It is a super-2 number, since 2×3016881² = 18203141936322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3016781) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2980 + ... + 3861.

Almost surely, 2^3016881 is an apocalyptic number.

It is an amenable number.

3016881 is a deficient number, since it is larger than the sum of its proper divisors (2053041).

3016881 is a wasteful number, since it uses less digits than its factorization.

3016881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6861 (or 6851 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 3016881 is about 1736.9170964672. The cubic root of 3016881 is about 144.4949691539.

The spelling of 3016881 in words is "three million, sixteen thousand, eight hundred eighty-one".