3695687 has 2 divisors, whose sum is σ = 3695688. Its totient is φ = 3695686.

The previous prime is 3695683. The next prime is 3695693. The reversal of 3695687 is 7865963.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3695687 - 2² = 3695683 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3695683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1847843 + 1847844.

It is an arithmetic number, because the mean of its divisors is an integer number (1847844).

Almost surely, 2^3695687 is an apocalyptic number.

3695687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3695687 is an equidigital number, since it uses as much as digits as its factorization.

3695687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 44.

The square root of 3695687 is about 1922.4169682980. The cubic root of 3695687 is about 154.6079164210.

The spelling of 3695687 in words is "three million, six hundred ninety-five thousand, six hundred eighty-seven".