9894229 has 2 divisors, whose sum is σ = 9894230. Its totient is φ = 9894228.

The previous prime is 9894223. The next prime is 9894259. The reversal of 9894229 is 9224989.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7562500 + 2331729 = 2750^2 + 1527^2 .

It is a cyclic number.

It is not a de Polignac number, because 9894229 - 2¹⁵ = 9861461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9894223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4947114 + 4947115.

It is an arithmetic number, because the mean of its divisors is an integer number (4947115).

Almost surely, 2^9894229 is an apocalyptic number.

It is an amenable number.

9894229 is a deficient number, since it is larger than the sum of its proper divisors (1).

9894229 is an equidigital number, since it uses as much as digits as its factorization.

9894229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 43.

The square root of 9894229 is about 3145.5093387240. The cubic root of 9894229 is about 214.6811860328.

The spelling of 9894229 in words is "nine million, eight hundred ninety-four thousand, two hundred twenty-nine".