3655694 has 24 divisors (see below), whose sum is σ = 6483600. Its totient is φ = 1545264.

The previous prime is 3655693. The next prime is 3655703. The reversal of 3655694 is 4965563.

3655694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3655693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50042 + ... + 50114.

It is an arithmetic number, because the mean of its divisors is an integer number (270150).

Almost surely, 2^3655694 is an apocalyptic number.

3655694 is a deficient number, since it is larger than the sum of its proper divisors (2827906).

3655694 is an frugal number, since it uses more digits than its factorization.

3655694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 82 counting only the distinct ones).

The product of its digits is 97200, while the sum is 38.

The square root of 3655694 is about 1911.9869246415. The cubic root of 3655694 is about 154.0481942824.

The spelling of 3655694 in words is "three million, six hundred fifty-five thousand, six hundred ninety-four".