16272769 has 2 divisors, whose sum is σ = 16272770. Its totient is φ = 16272768.

The previous prime is 16272743. The next prime is 16272803. The reversal of 16272769 is 96727261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15484225 + 788544 = 3935^2 + 888^2 .

It is a cyclic number.

It is not a de Polignac number, because 16272769 - 2⁹ = 16272257 is a prime.

It is a super-2 number, since 2×16272769² = 529606021854722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16272709) 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, 8136384 + 8136385.

It is an arithmetic number, because the mean of its divisors is an integer number (8136385).

Almost surely, 2^16272769 is an apocalyptic number.

It is an amenable number.

16272769 is a deficient number, since it is larger than the sum of its proper divisors (1).

16272769 is an equidigital number, since it uses as much as digits as its factorization.

16272769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 40.

The square root of 16272769 is about 4033.9520324367. The cubic root of 16272769 is about 253.4080963935.

The spelling of 16272769 in words is "sixteen million, two hundred seventy-two thousand, seven hundred sixty-nine".