384786226 has 32 divisors (see below), whose sum is σ = 642012480. Its totient is φ = 171494400.

The previous prime is 384786221. The next prime is 384786247. The reversal of 384786226 is 622687483.

It is not an unprimeable number, because it can be changed into a prime (384786221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413730 + ... + 414658.

It is an arithmetic number, because the mean of its divisors is an integer number (20062890).

Almost surely, 2^384786226 is an apocalyptic number.

384786226 is a deficient number, since it is larger than the sum of its proper divisors (257226254).

384786226 is a wasteful number, since it uses less digits than its factorization.

384786226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290.

The product of its digits is 774144, while the sum is 46.

The square root of 384786226 is about 19615.9686480174. The cubic root of 384786226 is about 727.3439640477.

The spelling of 384786226 in words is "three hundred eighty-four million, seven hundred eighty-six thousand, two hundred twenty-six".