3687769 has 2 divisors, whose sum is σ = 3687770. Its totient is φ = 3687768.

The previous prime is 3687763. The next prime is 3687787. The reversal of 3687769 is 9677863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3686400 + 1369 = 1920^2 + 37^2 .

It is a cyclic number.

It is not a de Polignac number, because 3687769 - 2⁵ = 3687737 is a prime.

It is a super-2 number, since 2×3687769² = 27199280394722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3687763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1843884 + 1843885.

It is an arithmetic number, because the mean of its divisors is an integer number (1843885).

Almost surely, 2^3687769 is an apocalyptic number.

It is an amenable number.

3687769 is a deficient number, since it is larger than the sum of its proper divisors (1).

3687769 is an equidigital number, since it uses as much as digits as its factorization.

3687769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The square root of 3687769 is about 1920.3564773239. The cubic root of 3687769 is about 154.4974217826.

The spelling of 3687769 in words is "three million, six hundred eighty-seven thousand, seven hundred sixty-nine".