3683811667 has 4 divisors (see below), whose sum is σ = 3686383800. Its totient is φ = 3681239536.

The previous prime is 3683811661. The next prime is 3683811689. The reversal of 3683811667 is 7661183863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7661183863 = 41 ⋅186858143.

It is a cyclic number.

It is not a de Polignac number, because 3683811667 - 2¹⁵ = 3683778899 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3683811667.

It is not an unprimeable number, because it can be changed into a prime (3683811661) 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, 1283917 + ... + 1286782.

It is an arithmetic number, because the mean of its divisors is an integer number (921595950).

Almost surely, 2^3683811667 is an apocalyptic number.

3683811667 is a deficient number, since it is larger than the sum of its proper divisors (2572133).

3683811667 is a wasteful number, since it uses less digits than its factorization.

3683811667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572132.

The product of its digits is 870912, while the sum is 49.

The square root of 3683811667 is about 60694.4121563097. The cubic root of 3683811667 is about 1544.4213844170.

The spelling of 3683811667 in words is "three billion, six hundred eighty-three million, eight hundred eleven thousand, six hundred sixty-seven".