3963955730 has 16 divisors (see below), whose sum is σ = 8154423360. Its totient is φ = 1359070512.

The previous prime is 3963955717. The next prime is 3963955733. The reversal of 3963955730 is 375593693.

It is not an unprimeable number, because it can be changed into a prime (3963955733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28313900 + ... + 28314039.

It is an arithmetic number, because the mean of its divisors is an integer number (509651460).

Almost surely, 2^3963955730 is an apocalyptic number.

3963955730 is an abundant number, since it is smaller than the sum of its proper divisors (4190467630).

3963955730 is a wasteful number, since it uses less digits than its factorization.

3963955730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56627953.

The product of its (nonzero) digits is 2296350, while the sum is 50.

The square root of 3963955730 is about 62959.9533830831. The cubic root of 3963955730 is about 1582.6185987266.

The spelling of 3963955730 in words is "three billion, nine hundred sixty-three million, nine hundred fifty-five thousand, seven hundred thirty".