3618369 has 12 divisors (see below), whose sum is σ = 5246436. Its totient is φ = 2403072.

The previous prime is 3618347. The next prime is 3618397. The reversal of 3618369 is 9638163.

It is a happy number.

3618369 is a `hidden beast` number, since 3 + 618 + 36 + 9 = 666.

3618369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1404225 + 2214144 = 1185^2 + 1488^2 .

It is not a de Polignac number, because 3618369 - 2⁹ = 3617857 is a prime.

It is a super-2 number, since 2×3618369² = 26185188440322, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (3618269) 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 11 ways as a sum of consecutive naturals, for example, 2437 + ... + 3629.

It is an arithmetic number, because the mean of its divisors is an integer number (437203).

Almost surely, 2^3618369 is an apocalyptic number.

It is an amenable number.

3618369 is a deficient number, since it is larger than the sum of its proper divisors (1628067).

3618369 is a wasteful number, since it uses less digits than its factorization.

3618369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1533 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3618369 is about 1902.2010934704. The cubic root of 3618369 is about 153.5221172953.

The spelling of 3618369 in words is "three million, six hundred eighteen thousand, three hundred sixty-nine".