98322221 has 4 divisors (see below), whose sum is σ = 98428092. Its totient is φ = 98216352.

The previous prime is 98322199. The next prime is 98322227. The reversal of 98322221 is 12222389.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22458121 + 75864100 = 4739^2 + 8710^2 .

It is a cyclic number.

It is not a de Polignac number, because 98322221 - 2⁶ = 98322157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98322227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51530 + ... + 53403.

It is an arithmetic number, because the mean of its divisors is an integer number (24607023).

Almost surely, 2^98322221 is an apocalyptic number.

It is an amenable number.

98322221 is a deficient number, since it is larger than the sum of its proper divisors (105871).

98322221 is a wasteful number, since it uses less digits than its factorization.

98322221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105870.

The product of its digits is 3456, while the sum is 29.

The square root of 98322221 is about 9915.7561991005. The cubic root of 98322221 is about 461.5483755256.

The spelling of 98322221 in words is "ninety-eight million, three hundred twenty-two thousand, two hundred twenty-one".