384636346 has 8 divisors (see below), whose sum is σ = 577040724. Its totient is φ = 192289440.

The previous prime is 384636319. The next prime is 384636377. The reversal of 384636346 is 643636483.

It can be written as a sum of positive squares in 2 ways, for example, as 351975121 + 32661225 = 18761^2 + 5715^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12166 + ... + 30286.

Almost surely, 2^384636346 is an apocalyptic number.

384636346 is a deficient number, since it is larger than the sum of its proper divisors (192404378).

384636346 is a wasteful number, since it uses less digits than its factorization.

384636346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28736.

The product of its digits is 746496, while the sum is 43.

The square root of 384636346 is about 19612.1479190832. The cubic root of 384636346 is about 727.2495146597.

The spelling of 384636346 in words is "three hundred eighty-four million, six hundred thirty-six thousand, three hundred forty-six".