384674417 has 2 divisors, whose sum is σ = 384674418. Its totient is φ = 384674416.

The previous prime is 384674387. The next prime is 384674489. The reversal of 384674417 is 714476483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382554481 + 2119936 = 19559^2 + 1456^2 .

It is a cyclic number.

It is not a de Polignac number, because 384674417 - 2²⁰ = 383625841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (384674117) 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, 192337208 + 192337209.

It is an arithmetic number, because the mean of its divisors is an integer number (192337209).

Almost surely, 2^384674417 is an apocalyptic number.

It is an amenable number.

384674417 is a deficient number, since it is larger than the sum of its proper divisors (1).

384674417 is an equidigital number, since it uses as much as digits as its factorization.

384674417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 44.

The square root of 384674417 is about 19613.1184924784. The cubic root of 384674417 is about 727.2735080612.

The spelling of 384674417 in words is "three hundred eighty-four million, six hundred seventy-four thousand, four hundred seventeen".