9241681 has 2 divisors, whose sum is σ = 9241682. Its totient is φ = 9241680.

The previous prime is 9241669. The next prime is 9241709. The reversal of 9241681 is 1861429.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9241600 + 81 = 3040^2 + 9^2 .

It is a cyclic number.

It is not a de Polignac number, because 9241681 - 2⁷ = 9241553 is a prime.

It is a super-2 number, since 2×9241681² = 170817335411522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9241181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4620840 + 4620841.

It is an arithmetic number, because the mean of its divisors is an integer number (4620841).

Almost surely, 2^9241681 is an apocalyptic number.

It is an amenable number.

9241681 is a deficient number, since it is larger than the sum of its proper divisors (1).

9241681 is an equidigital number, since it uses as much as digits as its factorization.

9241681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 9241681 is about 3040.0133223392. The cubic root of 9241681 is about 209.8538741563.

It can be divided in two parts, 92416 and 81, that multiplied together give a square (7485696 = 2736²).

The spelling of 9241681 in words is "nine million, two hundred forty-one thousand, six hundred eighty-one".