98234221 has 4 divisors (see below), whose sum is σ = 98296444. Its totient is φ = 98172000.

The previous prime is 98234207. The next prime is 98234249. The reversal of 98234221 is 12243289.

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 86769225 + 11464996 = 9315^2 + 3386^2 .

It is a cyclic number.

It is not a de Polignac number, because 98234221 - 2⁷ = 98234093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98234291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28680 + ... + 31921.

It is an arithmetic number, because the mean of its divisors is an integer number (24574111).

Almost surely, 2^98234221 is an apocalyptic number.

It is an amenable number.

98234221 is a deficient number, since it is larger than the sum of its proper divisors (62223).

98234221 is a wasteful number, since it uses less digits than its factorization.

98234221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62222.

The product of its digits is 6912, while the sum is 31.

The square root of 98234221 is about 9911.3178235793. The cubic root of 98234221 is about 461.4106366366.

The spelling of 98234221 in words is "ninety-eight million, two hundred thirty-four thousand, two hundred twenty-one".