3675618 has 28 divisors (see below), whose sum is σ = 8269638. Its totient is φ = 1224720.

The previous prime is 3675613. The next prime is 3675629. The reversal of 3675618 is 8165763.

3675618 is a `hidden beast` number, since 36 + 7 + 5 + 618 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3674889 + 729 = 1917^2 + 27^2 .

It is not an unprimeable number, because it can be changed into a prime (3675613) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 198 + ... + 2718.

Almost surely, 2^3675618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3675618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4134819).

3675618 is an abundant number, since it is smaller than the sum of its proper divisors (4594020).

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

3675618 is an equidigital number, since it uses as much as digits as its factorization.

3675618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541 (or 2526 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 3675618 is about 1917.1901314163. The cubic root of 3675618 is about 154.3275481797.

The spelling of 3675618 in words is "three million, six hundred seventy-five thousand, six hundred eighteen".