3824339981 has 8 divisors (see below), whose sum is σ = 4768008384. Its totient is φ = 2980005120.

The previous prime is 3824339963. The next prime is 3824339999. The reversal of 3824339981 is 1899334283.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3824339963) and next prime (3824339999).

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

It is a cyclic number.

It is not a de Polignac number, because 3824339981 - 2¹⁰ = 3824338957 is a prime.

It is a super-2 number, since 2×3824339981² = 29251152580550160722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3824339581) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24833300 + ... + 24833453.

It is an arithmetic number, because the mean of its divisors is an integer number (596001048).

Almost surely, 2^3824339981 is an apocalyptic number.

It is an amenable number.

3824339981 is a deficient number, since it is larger than the sum of its proper divisors (943668403).

3824339981 is a wasteful number, since it uses less digits than its factorization.

3824339981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49666771.

The product of its digits is 1119744, while the sum is 50.

The square root of 3824339981 is about 61841.2482167040. The cubic root of 3824339981 is about 1563.8154443098.

The spelling of 3824339981 in words is "three billion, eight hundred twenty-four million, three hundred thirty-nine thousand, nine hundred eighty-one".