3840828631 has 4 divisors (see below), whose sum is σ = 3841497664. Its totient is φ = 3840159600.

The previous prime is 3840828571. The next prime is 3840828637. The reversal of 3840828631 is 1368280483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3840828631 - 2⁷ = 3840828503 is a prime.

It is a super-2 number, since 2×3840828631² = 29503929145418668322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840828637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325830 + ... + 337411.

It is an arithmetic number, because the mean of its divisors is an integer number (960374416).

Almost surely, 2^3840828631 is an apocalyptic number.

3840828631 is a deficient number, since it is larger than the sum of its proper divisors (669033).

3840828631 is an equidigital number, since it uses as much as digits as its factorization.

3840828631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669032.

The product of its (nonzero) digits is 221184, while the sum is 43.

The square root of 3840828631 is about 61974.4191662980. The cubic root of 3840828631 is about 1566.0596865848.

The spelling of 3840828631 in words is "three billion, eight hundred forty million, eight hundred twenty-eight thousand, six hundred thirty-one".