889622011 has 2 divisors, whose sum is σ = 889622012. Its totient is φ = 889622010.

The previous prime is 889621979. The next prime is 889622093. The reversal of 889622011 is 110226988.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 889622011 - 2⁵ = 889621979 is a prime.

It is not a weakly prime, because it can be changed into another prime (889628011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444811005 + 444811006.

It is an arithmetic number, because the mean of its divisors is an integer number (444811006).

Almost surely, 2^889622011 is an apocalyptic number.

889622011 is a deficient number, since it is larger than the sum of its proper divisors (1).

889622011 is an equidigital number, since it uses as much as digits as its factorization.

889622011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 889622011 is about 29826.5319975353. The cubic root of 889622011 is about 961.7639771625.

Adding to 889622011 its reverse (110226988), we get a palindrome (999848999).

The spelling of 889622011 in words is "eight hundred eighty-nine million, six hundred twenty-two thousand, eleven".