9216049 has 2 divisors, whose sum is σ = 9216050. Its totient is φ = 9216048.

The previous prime is 9216037. The next prime is 9216101. The reversal of 9216049 is 9406129.

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., 8151025 + 1065024 = 2855^2 + 1032^2 .

It is a cyclic number.

It is not a de Polignac number, because 9216049 - 2¹¹ = 9214001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9216049.

It is not a weakly prime, because it can be changed into another prime (9216019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4608024 + 4608025.

It is an arithmetic number, because the mean of its divisors is an integer number (4608025).

Almost surely, 2^9216049 is an apocalyptic number.

It is an amenable number.

9216049 is a deficient number, since it is larger than the sum of its proper divisors (1).

9216049 is an equidigital number, since it uses as much as digits as its factorization.

9216049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 9216049 is about 3035.7946241470. The cubic root of 9216049 is about 209.6596831111.

The spelling of 9216049 in words is "nine million, two hundred sixteen thousand, forty-nine".