3655338 has 16 divisors (see below), whose sum is σ = 7335360. Its totient is φ = 1214336.

The previous prime is 3655307. The next prime is 3655339. The reversal of 3655338 is 8335563.

It is a super-2 number, since 2×3655338² = 26722991788488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3655299 and 3655308.

It is not an unprimeable number, because it can be changed into a prime (3655339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1306 + ... + 3002.

It is an arithmetic number, because the mean of its divisors is an integer number (458460).

Almost surely, 2^3655338 is an apocalyptic number.

3655338 is an abundant number, since it is smaller than the sum of its proper divisors (3680022).

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

3655338 is a wasteful number, since it uses less digits than its factorization.

3655338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061.

The product of its digits is 32400, while the sum is 33.

The square root of 3655338 is about 1911.8938255039. The cubic root of 3655338 is about 154.0431935961.

It can be divided in two parts, 3655 and 338, that added together give a palindrome (3993).

The spelling of 3655338 in words is "three million, six hundred fifty-five thousand, three hundred thirty-eight".