8807681 has 2 divisors, whose sum is σ = 8807682. Its totient is φ = 8807680.

The previous prime is 8807671. The next prime is 8807693. The reversal of 8807681 is 1867088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5216656 + 3591025 = 2284^2 + 1895^2 .

It is a cyclic number.

It is not a de Polignac number, because 8807681 - 2¹⁰ = 8806657 is a prime.

It is a super-2 number, since 2×8807681² = 155150489195522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8807651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4403840 + 4403841.

It is an arithmetic number, because the mean of its divisors is an integer number (4403841).

Almost surely, 2^8807681 is an apocalyptic number.

It is an amenable number.

8807681 is a deficient number, since it is larger than the sum of its proper divisors (1).

8807681 is an equidigital number, since it uses as much as digits as its factorization.

8807681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 8807681 is about 2967.7737447454. The cubic root of 8807681 is about 206.5160733775.

The spelling of 8807681 in words is "eight million, eight hundred seven thousand, six hundred eighty-one".