16046449 has 2 divisors, whose sum is σ = 16046450. Its totient is φ = 16046448.

The previous prime is 16046447. The next prime is 16046467. The reversal of 16046449 is 94464061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15944049 + 102400 = 3993^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 16046449 - 2¹ = 16046447 is a prime.

Together with 16046447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16046441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8023224 + 8023225.

It is an arithmetic number, because the mean of its divisors is an integer number (8023225).

Almost surely, 2^16046449 is an apocalyptic number.

It is an amenable number.

16046449 is a deficient number, since it is larger than the sum of its proper divisors (1).

16046449 is an equidigital number, since it uses as much as digits as its factorization.

16046449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 16046449 is about 4005.8019172196. The cubic root of 16046449 is about 252.2278163662.

The spelling of 16046449 in words is "sixteen million, forty-six thousand, four hundred forty-nine".