3689992 has 16 divisors (see below), whose sum is σ = 7142400. Its totient is φ = 1785360.

The previous prime is 3689963. The next prime is 3689993. The reversal of 3689992 is 2999863.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3689993) 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, 7192 + ... + 7687.

It is an arithmetic number, because the mean of its divisors is an integer number (446400).

Almost surely, 2^3689992 is an apocalyptic number.

It is an amenable number.

3689992 is a deficient number, since it is larger than the sum of its proper divisors (3452408).

3689992 is a wasteful number, since it uses less digits than its factorization.

3689992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14916 (or 14912 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The square root of 3689992 is about 1920.9351889119. The cubic root of 3689992 is about 154.5284594083.

The spelling of 3689992 in words is "three million, six hundred eighty-nine thousand, nine hundred ninety-two".