16273273 has 2 divisors, whose sum is σ = 16273274. Its totient is φ = 16273272.

The previous prime is 16273261. The next prime is 16273319. The reversal of 16273273 is 37237261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10575504 + 5697769 = 3252^2 + 2387^2 .

It is a cyclic number.

It is not a de Polignac number, because 16273273 - 2⁵ = 16273241 is a prime.

It is not a weakly prime, because it can be changed into another prime (16273223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8136636 + 8136637.

It is an arithmetic number, because the mean of its divisors is an integer number (8136637).

Almost surely, 2^16273273 is an apocalyptic number.

It is an amenable number.

16273273 is a deficient number, since it is larger than the sum of its proper divisors (1).

16273273 is an equidigital number, since it uses as much as digits as its factorization.

16273273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 31.

The square root of 16273273 is about 4034.0145017092. The cubic root of 16273273 is about 253.4107125506.

It can be divided in two parts, 1627 and 3273, that added together give a square (4900 = 70²).

The spelling of 16273273 in words is "sixteen million, two hundred seventy-three thousand, two hundred seventy-three".