3697867 has 2 divisors, whose sum is σ = 3697868. Its totient is φ = 3697866.

The previous prime is 3697853. The next prime is 3697907. The reversal of 3697867 is 7687963.

It is a weak prime.

It is an emirp because it is prime and its reverse (7687963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3697867 - 2¹⁹ = 3173579 is a prime.

It is not a weakly prime, because it can be changed into another prime (3697847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1848933 + 1848934.

It is an arithmetic number, because the mean of its divisors is an integer number (1848934).

Almost surely, 2^3697867 is an apocalyptic number.

3697867 is a deficient number, since it is larger than the sum of its proper divisors (1).

3697867 is an equidigital number, since it uses as much as digits as its factorization.

3697867 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 3697867 is about 1922.9838792876. The cubic root of 3697867 is about 154.6383103196.

It can be divided in two parts, 36 and 97867, that added together give a triangular number (97903 = T₄₄₂).

The spelling of 3697867 in words is "three million, six hundred ninety-seven thousand, eight hundred sixty-seven".