3688552 has 16 divisors (see below), whose sum is σ = 7904160. Its totient is φ = 1580784.

The previous prime is 3688549. The next prime is 3688561. The reversal of 3688552 is 2558863.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32878 + ... + 32989.

It is an arithmetic number, because the mean of its divisors is an integer number (494010).

Almost surely, 2^3688552 is an apocalyptic number.

It is an amenable number.

3688552 is an abundant number, since it is smaller than the sum of its proper divisors (4215608).

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

3688552 is a wasteful number, since it uses less digits than its factorization.

3688552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65880 (or 65876 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 3688552 is about 1920.5603349023. The cubic root of 3688552 is about 154.5083554863.

It can be divided in two parts, 36 and 88552, that added together give a palindrome (88588).

The spelling of 3688552 in words is "three million, six hundred eighty-eight thousand, five hundred fifty-two".