4393968632 has 16 divisors (see below), whose sum is σ = 8262303000. Its totient is φ = 2190687840.

The previous prime is 4393968617. The next prime is 4393968643. The reversal of 4393968632 is 2368693934.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 784094 + ... + 789677.

Almost surely, 2^4393968632 is an apocalyptic number.

It is an amenable number.

4393968632 is a deficient number, since it is larger than the sum of its proper divisors (3868334368).

4393968632 is a wasteful number, since it uses less digits than its factorization.

4393968632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574126 (or 1574122 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 53.

The square root of 4393968632 is about 66287.0170697098. The cubic root of 4393968632 is about 1637.8934672995.

The spelling of 4393968632 in words is "four billion, three hundred ninety-three million, nine hundred sixty-eight thousand, six hundred thirty-two".