89616841 has 2 divisors, whose sum is σ = 89616842. Its totient is φ = 89616840.

The previous prime is 89616803. The next prime is 89616847. The reversal of 89616841 is 14861698.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82882816 + 6734025 = 9104^2 + 2595^2 .

It is a cyclic number.

It is not a de Polignac number, because 89616841 - 2⁷ = 89616713 is a prime.

It is a super-3 number, since 3×89616841³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (89616847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44808420 + 44808421.

It is an arithmetic number, because the mean of its divisors is an integer number (44808421).

Almost surely, 2^89616841 is an apocalyptic number.

It is an amenable number.

89616841 is a deficient number, since it is larger than the sum of its proper divisors (1).

89616841 is an equidigital number, since it uses as much as digits as its factorization.

89616841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 43.

The square root of 89616841 is about 9466.6171888378. The cubic root of 89616841 is about 447.5036105531.

The spelling of 89616841 in words is "eighty-nine million, six hundred sixteen thousand, eight hundred forty-one".