3686801 has 2 divisors, whose sum is σ = 3686802. Its totient is φ = 3686800.

The previous prime is 3686797. The next prime is 3686833. The reversal of 3686801 is 1086863.

It is an a-pointer prime, because the next prime (3686833) can be obtained adding 3686801 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2563201 + 1123600 = 1601^2 + 1060^2 .

It is an emirp because it is prime and its reverse (1086863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3686801 - 2² = 3686797 is a prime.

It is a super-2 number, since 2×3686801² = 27185003227202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3686101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1843400 + 1843401.

It is an arithmetic number, because the mean of its divisors is an integer number (1843401).

Almost surely, 2^3686801 is an apocalyptic number.

It is an amenable number.

3686801 is a deficient number, since it is larger than the sum of its proper divisors (1).

3686801 is an equidigital number, since it uses as much as digits as its factorization.

3686801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3686801 is about 1920.1044242436. The cubic root of 3686801 is about 154.4839026249.

The spelling of 3686801 in words is "three million, six hundred eighty-six thousand, eight hundred one".