22096681 has 2 divisors, whose sum is σ = 22096682. Its totient is φ = 22096680.

The previous prime is 22096649. The next prime is 22096717. The reversal of 22096681 is 18669022.

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., 21949225 + 147456 = 4685^2 + 384^2 .

It is a cyclic number.

It is not a de Polignac number, because 22096681 - 2⁵ = 22096649 is a prime.

It is a super-2 number, since 2×22096681² = 976526622431522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22096631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11048340 + 11048341.

It is an arithmetic number, because the mean of its divisors is an integer number (11048341).

Almost surely, 2^22096681 is an apocalyptic number.

It is an amenable number.

22096681 is a deficient number, since it is larger than the sum of its proper divisors (1).

22096681 is an equidigital number, since it uses as much as digits as its factorization.

22096681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 22096681 is about 4700.7106909488. The cubic root of 22096681 is about 280.6137938128.

The spelling of 22096681 in words is "twenty-two million, ninety-six thousand, six hundred eighty-one".