98496221 has 2 divisors, whose sum is σ = 98496222. Its totient is φ = 98496220.

The previous prime is 98496197. The next prime is 98496239. The reversal of 98496221 is 12269489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94848121 + 3648100 = 9739^2 + 1910^2 .

It is an emirp because it is prime and its reverse (12269489) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98496221 - 2¹⁴ = 98479837 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98496121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49248110 + 49248111.

It is an arithmetic number, because the mean of its divisors is an integer number (49248111).

Almost surely, 2^98496221 is an apocalyptic number.

It is an amenable number.

98496221 is a deficient number, since it is larger than the sum of its proper divisors (1).

98496221 is an equidigital number, since it uses as much as digits as its factorization.

98496221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 98496221 is about 9924.5262355439. The cubic root of 98496221 is about 461.8204811553.

The spelling of 98496221 in words is "ninety-eight million, four hundred ninety-six thousand, two hundred twenty-one".