98854421 has 2 divisors, whose sum is σ = 98854422. Its totient is φ = 98854420.

The previous prime is 98854409. The next prime is 98854433. The reversal of 98854421 is 12445889.

It is a balanced prime because it is at equal distance from previous prime (98854409) and next prime (98854433).

It can be written as a sum of positive squares in only one way, i.e., 51051025 + 47803396 = 7145^2 + 6914^2 .

It is an emirp because it is prime and its reverse (12445889) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98854421 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98854451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49427210 + 49427211.

It is an arithmetic number, because the mean of its divisors is an integer number (49427211).

Almost surely, 2^98854421 is an apocalyptic number.

It is an amenable number.

98854421 is a deficient number, since it is larger than the sum of its proper divisors (1).

98854421 is an equidigital number, since it uses as much as digits as its factorization.

98854421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 41.

The square root of 98854421 is about 9942.5560596861. The cubic root of 98854421 is about 462.3796361730.

The spelling of 98854421 in words is "ninety-eight million, eight hundred fifty-four thousand, four hundred twenty-one".