3843663412 has 12 divisors (see below), whose sum is σ = 6795756100. Its totient is φ = 1902018816.

The previous prime is 3843663409. The next prime is 3843663413. The reversal of 3843663412 is 2143663483.

It can be written as a sum of positive squares in 2 ways, for example, as 792647716 + 3051015696 = 28154^2 + 55236^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3843663413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4952787 + ... + 4953562.

Almost surely, 2^3843663412 is an apocalyptic number.

It is an amenable number.

3843663412 is a deficient number, since it is larger than the sum of its proper divisors (2952092688).

3843663412 is a wasteful number, since it uses less digits than its factorization.

3843663412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906450 (or 9906448 counting only the distinct ones).

The product of its digits is 248832, while the sum is 40.

The square root of 3843663412 is about 61997.2855212226. The cubic root of 3843663412 is about 1566.4448764246. Note that the first 3 decimals are identical.

The spelling of 3843663412 in words is "three billion, eight hundred forty-three million, six hundred sixty-three thousand, four hundred twelve".