2381929678 has 8 divisors (see below), whose sum is σ = 3575361240. Its totient is φ = 1190142600.

The previous prime is 2381929673. The next prime is 2381929717. The reversal of 2381929678 is 8769291832.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2381929673) 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 3 ways as a sum of consecutive naturals, for example, 407493 + ... + 413296.

It is an arithmetic number, because the mean of its divisors is an integer number (446920155).

Almost surely, 2^2381929678 is an apocalyptic number.

2381929678 is a deficient number, since it is larger than the sum of its proper divisors (1193431562).

2381929678 is a wasteful number, since it uses less digits than its factorization.

2381929678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822242.

The product of its digits is 2612736, while the sum is 55.

The square root of 2381929678 is about 48805.0169347374. The cubic root of 2381929678 is about 1335.4971899077.

The spelling of 2381929678 in words is "two billion, three hundred eighty-one million, nine hundred twenty-nine thousand, six hundred seventy-eight".