98288549 has 2 divisors, whose sum is σ = 98288550. Its totient is φ = 98288548.

The previous prime is 98288537. The next prime is 98288551. The reversal of 98288549 is 94588289.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88491649 + 9796900 = 9407^2 + 3130^2 .

It is a cyclic number.

It is not a de Polignac number, because 98288549 - 2⁸ = 98288293 is a prime.

It is a Sophie Germain prime.

Together with 98288551, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98288549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98288599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49144274 + 49144275.

It is an arithmetic number, because the mean of its divisors is an integer number (49144275).

Almost surely, 2^98288549 is an apocalyptic number.

It is an amenable number.

98288549 is a deficient number, since it is larger than the sum of its proper divisors (1).

98288549 is an equidigital number, since it uses as much as digits as its factorization.

98288549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 53.

The square root of 98288549 is about 9914.0581499202. The cubic root of 98288549 is about 461.4956813290.

The spelling of 98288549 in words is "ninety-eight million, two hundred eighty-eight thousand, five hundred forty-nine".