89554189 has 2 divisors, whose sum is σ = 89554190. Its totient is φ = 89554188.

The previous prime is 89554159. The next prime is 89554193. The reversal of 89554189 is 98145598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83576164 + 5978025 = 9142^2 + 2445^2 .

It is a cyclic number.

It is not a de Polignac number, because 89554189 - 2⁹ = 89553677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89554109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44777094 + 44777095.

It is an arithmetic number, because the mean of its divisors is an integer number (44777095).

Almost surely, 2^89554189 is an apocalyptic number.

It is an amenable number.

89554189 is a deficient number, since it is larger than the sum of its proper divisors (1).

89554189 is an equidigital number, since it uses as much as digits as its factorization.

89554189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 49.

The square root of 89554189 is about 9463.3075084771. The cubic root of 89554189 is about 447.3993015413.

The spelling of 89554189 in words is "eighty-nine million, five hundred fifty-four thousand, one hundred eighty-nine".