384424275 has 24 divisors (see below), whose sum is σ = 636181504. Its totient is φ = 204832800.

The previous prime is 384424267. The next prime is 384424279. The reversal of 384424275 is 572424483.

It is a happy number.

It is not a de Polignac number, because 384424275 - 2³ = 384424267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (384424279) 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 in 23 ways as a sum of consecutive naturals, for example, 115890 + ... + 119160.

Almost surely, 2^384424275 is an apocalyptic number.

384424275 is a deficient number, since it is larger than the sum of its proper divisors (251757229).

384424275 is a wasteful number, since it uses less digits than its factorization.

384424275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851 (or 4846 counting only the distinct ones).

The product of its digits is 215040, while the sum is 39.

The square root of 384424275 is about 19606.7405501271. The cubic root of 384424275 is about 727.1158326446.

The spelling of 384424275 in words is "three hundred eighty-four million, four hundred twenty-four thousand, two hundred seventy-five".