16749463 has 2 divisors, whose sum is σ = 16749464. Its totient is φ = 16749462.

The previous prime is 16749457. The next prime is 16749487. The reversal of 16749463 is 36494761.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16749463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16749413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8374731 + 8374732.

It is an arithmetic number, because the mean of its divisors is an integer number (8374732).

Almost surely, 2^16749463 is an apocalyptic number.

16749463 is a deficient number, since it is larger than the sum of its proper divisors (1).

16749463 is an equidigital number, since it uses as much as digits as its factorization.

16749463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 16749463 is about 4092.6107804188. The cubic root of 16749463 is about 255.8587630353.

The spelling of 16749463 in words is "sixteen million, seven hundred forty-nine thousand, four hundred sixty-three".