3869959682 has 8 divisors (see below), whose sum is σ = 5900102652. Its totient is φ = 1903258800.

The previous prime is 3869959673. The next prime is 3869959693. The reversal of 3869959682 is 2869599683.

It is a Cunningham number, because it is equal to 62209²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 3869959681 + 1 = 62209^2 + 1^2 .

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

It is a super-2 number, since 2×3869959682² = 29953175880611082248, which contains 22 as substring.

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, 15860369 + ... + 15860612.

Almost surely, 2^3869959682 is an apocalyptic number.

3869959682 is a deficient number, since it is larger than the sum of its proper divisors (2030142970).

3869959682 is a wasteful number, since it uses less digits than its factorization.

3869959682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31721044.

The product of its digits is 50388480, while the sum is 65.

The square root of 3869959682 is about 62209.0000080374. Note that the first 5 decimals coincide. The cubic root of 3869959682 is about 1570.0090174878.

The spelling of 3869959682 in words is "three billion, eight hundred sixty-nine million, nine hundred fifty-nine thousand, six hundred eighty-two".