384277273 has 2 divisors, whose sum is σ = 384277274. Its totient is φ = 384277272.

The previous prime is 384277253. The next prime is 384277277. The reversal of 384277273 is 372772483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382280704 + 1996569 = 19552^2 + 1413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-384277273 is a prime.

It is not a weakly prime, because it can be changed into another prime (384277277) 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, 192138636 + 192138637.

It is an arithmetic number, because the mean of its divisors is an integer number (192138637).

Almost surely, 2^384277273 is an apocalyptic number.

It is an amenable number.

384277273 is a deficient number, since it is larger than the sum of its proper divisors (1).

384277273 is an equidigital number, since it uses as much as digits as its factorization.

384277273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 43.

The square root of 384277273 is about 19602.9914298813. The cubic root of 384277273 is about 727.0231389588.

The spelling of 384277273 in words is "three hundred eighty-four million, two hundred seventy-seven thousand, two hundred seventy-three".