3093681 has 16 divisors (see below), whose sum is σ = 4333824. Its totient is φ = 1960704.

The previous prime is 3093647. The next prime is 3093689. The reversal of 3093681 is 1863903.

It is not a de Polignac number, because 3093681 - 2⁶ = 3093617 is a prime.

It is a super-2 number, since 2×3093681² = 19141724259522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3093689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4921 + ... + 5513.

It is an arithmetic number, because the mean of its divisors is an integer number (270864).

Almost surely, 2^3093681 is an apocalyptic number.

It is an amenable number.

3093681 is a deficient number, since it is larger than the sum of its proper divisors (1240143).

3093681 is a wasteful number, since it uses less digits than its factorization.

3093681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 3093681 is about 1758.8862953585. The cubic root of 3093681 is about 145.7108338008.

The spelling of 3093681 in words is "three million, ninety-three thousand, six hundred eighty-one".