16744349 has 2 divisors, whose sum is σ = 16744350. Its totient is φ = 16744348.

The previous prime is 16744333. The next prime is 16744369. The reversal of 16744349 is 94344761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10936249 + 5808100 = 3307^2 + 2410^2 .

It is a cyclic number.

It is not a de Polignac number, because 16744349 - 2⁴ = 16744333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16744369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8372174 + 8372175.

It is an arithmetic number, because the mean of its divisors is an integer number (8372175).

Almost surely, 2^16744349 is an apocalyptic number.

It is an amenable number.

16744349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16744349 is an equidigital number, since it uses as much as digits as its factorization.

16744349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 16744349 is about 4091.9859481675. The cubic root of 16744349 is about 255.8327205107.

The spelling of 16744349 in words is "sixteen million, seven hundred forty-four thousand, three hundred forty-nine".