14356649 has 2 divisors, whose sum is σ = 14356650. Its totient is φ = 14356648.

The previous prime is 14356637. The next prime is 14356663. The reversal of 14356649 is 94665341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8265625 + 6091024 = 2875^2 + 2468^2 .

It is an emirp because it is prime and its reverse (94665341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14356649 is a prime.

It is a super-2 number, since 2×14356649² = 412226741018402, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14356249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7178324 + 7178325.

It is an arithmetic number, because the mean of its divisors is an integer number (7178325).

Almost surely, 2^14356649 is an apocalyptic number.

It is an amenable number.

14356649 is a deficient number, since it is larger than the sum of its proper divisors (1).

14356649 is an equidigital number, since it uses as much as digits as its factorization.

14356649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 14356649 is about 3789.0168909626. The cubic root of 14356649 is about 243.0436959588.

The spelling of 14356649 in words is "fourteen million, three hundred fifty-six thousand, six hundred forty-nine".