384263273 has 2 divisors, whose sum is σ = 384263274. Its totient is φ = 384263272.

The previous prime is 384263261. The next prime is 384263317. The reversal of 384263273 is 372362483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314423824 + 69839449 = 17732^2 + 8357^2 .

It is a cyclic number.

It is not a de Polignac number, because 384263273 - 2⁸ = 384263017 is a prime.

It is not a weakly prime, because it can be changed into another prime (384263213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192131636 + 192131637.

It is an arithmetic number, because the mean of its divisors is an integer number (192131637).

Almost surely, 2^384263273 is an apocalyptic number.

It is an amenable number.

384263273 is a deficient number, since it is larger than the sum of its proper divisors (1).

384263273 is an equidigital number, since it uses as much as digits as its factorization.

384263273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 38.

The square root of 384263273 is about 19602.6343382720. The cubic root of 384263273 is about 727.0143098760.

The spelling of 384263273 in words is "three hundred eighty-four million, two hundred sixty-three thousand, two hundred seventy-three".