3691036 has 12 divisors (see below), whose sum is σ = 6476512. Its totient is φ = 1840608.

The previous prime is 3691031. The next prime is 3691043. The reversal of 3691036 is 6301963.

It is a junction number, because it is equal to n+sod(n) for n = 3690995 and 3691013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3691031) 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, 856 + ... + 2848.

Almost surely, 2^3691036 is an apocalyptic number.

It is an amenable number.

3691036 is a deficient number, since it is larger than the sum of its proper divisors (2785476).

3691036 is a wasteful number, since it uses less digits than its factorization.

3691036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3691036 is about 1921.2069123340. The cubic root of 3691036 is about 154.5430314814.

Adding to 3691036 its reverse (6301963), we get a palindrome (9992999).

The spelling of 3691036 in words is "three million, six hundred ninety-one thousand, thirty-six".