3712081 has 2 divisors, whose sum is σ = 3712082. Its totient is φ = 3712080.

The previous prime is 3712073. The next prime is 3712091. The reversal of 3712081 is 1802173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2873025 + 839056 = 1695^2 + 916^2 .

It is a cyclic number.

It is not a de Polignac number, because 3712081 - 2³ = 3712073 is a prime.

It is a super-2 number, since 2×3712081² = 27559090701122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3712021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1856040 + 1856041.

It is an arithmetic number, because the mean of its divisors is an integer number (1856041).

Almost surely, 2^3712081 is an apocalyptic number.

It is an amenable number.

3712081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3712081 is an equidigital number, since it uses as much as digits as its factorization.

3712081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 3712081 is about 1926.6761533792. The cubic root of 3712081 is about 154.8361918418.

The spelling of 3712081 in words is "three million, seven hundred twelve thousand, eighty-one".