98654221 has 2 divisors, whose sum is σ = 98654222. Its totient is φ = 98654220.

The previous prime is 98654209. The next prime is 98654233. The reversal of 98654221 is 12245689.

It is a balanced prime because it is at equal distance from previous prime (98654209) and next prime (98654233).

It can be written as a sum of positive squares in only one way, i.e., 85766121 + 12888100 = 9261^2 + 3590^2 .

It is a cyclic number.

It is not a de Polignac number, because 98654221 - 2¹³ = 98646029 is a prime.

It is a super-2 number, since 2×98654221² = 19465310642233682, which contains 22 as substring.

It is a Chen prime.

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 (98624221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49327110 + 49327111.

It is an arithmetic number, because the mean of its divisors is an integer number (49327111).

Almost surely, 2^98654221 is an apocalyptic number.

It is an amenable number.

98654221 is a deficient number, since it is larger than the sum of its proper divisors (1).

98654221 is an equidigital number, since it uses as much as digits as its factorization.

98654221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 98654221 is about 9932.4831235699. The cubic root of 98654221 is about 462.0672881010.

The spelling of 98654221 in words is "ninety-eight million, six hundred fifty-four thousand, two hundred twenty-one".