384922378 has 4 divisors (see below), whose sum is σ = 577383570. Its totient is φ = 192461188.

The previous prime is 384922367. The next prime is 384922393. The reversal of 384922378 is 873229483.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 292512609 + 92409769 = 17103^2 + 9613^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96230593 + ... + 96230596.

Almost surely, 2^384922378 is an apocalyptic number.

384922378 is a deficient number, since it is larger than the sum of its proper divisors (192461192).

384922378 is a wasteful number, since it uses less digits than its factorization.

384922378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192461191.

The product of its digits is 580608, while the sum is 46.

The square root of 384922378 is about 19619.4387789254. The cubic root of 384922378 is about 727.4297412497.

The spelling of 384922378 in words is "three hundred eighty-four million, nine hundred twenty-two thousand, three hundred seventy-eight".