3688355 has 8 divisors (see below), whose sum is σ = 4828464. Its totient is φ = 2682400.

The previous prime is 3688343. The next prime is 3688357. The reversal of 3688355 is 5538863.

3688355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3688355 - 2¹⁴ = 3671971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3688357) 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 7 ways as a sum of consecutive naturals, for example, 33476 + ... + 33585.

It is an arithmetic number, because the mean of its divisors is an integer number (603558).

Almost surely, 2^3688355 is an apocalyptic number.

3688355 is a deficient number, since it is larger than the sum of its proper divisors (1140109).

3688355 is a wasteful number, since it uses less digits than its factorization.

3688355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67077.

The product of its digits is 86400, while the sum is 38.

The square root of 3688355 is about 1920.5090471018. The cubic root of 3688355 is about 154.5056047512.

The spelling of 3688355 in words is "three million, six hundred eighty-eight thousand, three hundred fifty-five".