9098496221 has 8 divisors (see below), whose sum is σ = 9505431000. Its totient is φ = 8697774400.

The previous prime is 9098496157. The next prime is 9098496223. The reversal of 9098496221 is 1226948909.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4762932196 + 4335564025 = 69014^2 + 65845^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9098496221 - 2⁶ = 9098496157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9098496221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9098496223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1550246 + ... + 1556103.

It is an arithmetic number, because the mean of its divisors is an integer number (1188178875).

Almost surely, 2^9098496221 is an apocalyptic number.

It is an amenable number.

9098496221 is a deficient number, since it is larger than the sum of its proper divisors (406934779).

9098496221 is a wasteful number, since it uses less digits than its factorization.

9098496221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106479.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 9098496221 is about 95386.0378724266. The cubic root of 9098496221 is about 2087.6444712710.

The spelling of 9098496221 in words is "nine billion, ninety-eight million, four hundred ninety-six thousand, two hundred twenty-one".