3963928478 has 8 divisors (see below), whose sum is σ = 5951553240. Its totient is φ = 1980077400.

The previous prime is 3963928457. The next prime is 3963928483. The reversal of 3963928478 is 8748293693.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 940793 + ... + 944996.

It is an arithmetic number, because the mean of its divisors is an integer number (743944155).

Almost surely, 2^3963928478 is an apocalyptic number.

3963928478 is a deficient number, since it is larger than the sum of its proper divisors (1987624762).

3963928478 is a wasteful number, since it uses less digits than its factorization.

3963928478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1886842.

The product of its digits is 15676416, while the sum is 59.

The square root of 3963928478 is about 62959.7369594251. The cubic root of 3963928478 is about 1582.6149719100.

The spelling of 3963928478 in words is "three billion, nine hundred sixty-three million, nine hundred twenty-eight thousand, four hundred seventy-eight".