3963392464 has 20 divisors (see below), whose sum is σ = 7735128804. Its totient is φ = 1967230208.

The previous prime is 3963392449. The next prime is 3963392471. The reversal of 3963392464 is 4642933693.

It can be written as a sum of positive squares in 2 ways, for example, as 3135104064 + 828288400 = 55992^2 + 28780^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901867 + ... + 906250.

Almost surely, 2^3963392464 is an apocalyptic number.

It is an amenable number.

3963392464 is a deficient number, since it is larger than the sum of its proper divisors (3771736340).

3963392464 is a wasteful number, since it uses less digits than its factorization.

3963392464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808262 (or 1808256 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 49.

The square root of 3963392464 is about 62955.4800156428. The cubic root of 3963392464 is about 1582.5436334196.

The spelling of 3963392464 in words is "three billion, nine hundred sixty-three million, three hundred ninety-two thousand, four hundred sixty-four".