3688422 has 16 divisors (see below), whose sum is σ = 7810992. Its totient is φ = 1157120.

The previous prime is 3688393. The next prime is 3688453. The reversal of 3688422 is 2248863.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17979 + ... + 18182.

It is an arithmetic number, because the mean of its divisors is an integer number (488187).

Almost surely, 2^3688422 is an apocalyptic number.

3688422 is an abundant number, since it is smaller than the sum of its proper divisors (4122570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3688422 is a wasteful number, since it uses less digits than its factorization.

3688422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36183.

The product of its digits is 18432, while the sum is 33.

The square root of 3688422 is about 1920.5264903146. The cubic root of 3688422 is about 154.5065402914.

The spelling of 3688422 in words is "three million, six hundred eighty-eight thousand, four hundred twenty-two".