89063641 has 2 divisors, whose sum is σ = 89063642. Its totient is φ = 89063640.

The previous prime is 89063633. The next prime is 89063647. The reversal of 89063641 is 14636098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85747600 + 3316041 = 9260^2 + 1821^2 .

It is a cyclic number.

It is not a de Polignac number, because 89063641 - 2³ = 89063633 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89063641.

It is not a weakly prime, because it can be changed into another prime (89063647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44531820 + 44531821.

It is an arithmetic number, because the mean of its divisors is an integer number (44531821).

Almost surely, 2^89063641 is an apocalyptic number.

It is an amenable number.

89063641 is a deficient number, since it is larger than the sum of its proper divisors (1).

89063641 is an equidigital number, since it uses as much as digits as its factorization.

89063641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 89063641 is about 9437.3534955516. The cubic root of 89063641 is about 446.5809039940.

The spelling of 89063641 in words is "eighty-nine million, sixty-three thousand, six hundred forty-one".