99229441 has 2 divisors, whose sum is σ = 99229442. Its totient is φ = 99229440.

The previous prime is 99229439. The next prime is 99229447. The reversal of 99229441 is 14492299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79834225 + 19395216 = 8935^2 + 4404^2 .

It is an emirp because it is prime and its reverse (14492299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99229441 - 2¹ = 99229439 is a prime.

It is a super-2 number, since 2×99229441² = 19692963922344962, which contains 22 as substring.

Together with 99229439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 99229394 and 99229403.

It is not a weakly prime, because it can be changed into another prime (99229447) 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, 49614720 + 49614721.

It is an arithmetic number, because the mean of its divisors is an integer number (49614721).

Almost surely, 2^99229441 is an apocalyptic number.

It is an amenable number.

99229441 is a deficient number, since it is larger than the sum of its proper divisors (1).

99229441 is an equidigital number, since it uses as much as digits as its factorization.

99229441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 40.

The square root of 99229441 is about 9961.3975425138. The cubic root of 99229441 is about 462.9636019510.

The spelling of 99229441 in words is "ninety-nine million, two hundred twenty-nine thousand, four hundred forty-one".