3618228 has 24 divisors (see below), whose sum is σ = 8488480. Its totient is φ = 1199520.

The previous prime is 3618217. The next prime is 3618233. The reversal of 3618228 is 8228163.

It is a junction number, because it is equal to n+sod(n) for n = 3618195 and 3618204.

It is a congruent number.

It is an unprimeable number.

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, 1818 + ... + 3246.

Almost surely, 2^3618228 is an apocalyptic number.

It is an amenable number.

3618228 is an abundant number, since it is smaller than the sum of its proper divisors (4870252).

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

3618228 is a wasteful number, since it uses less digits than its factorization.

3618228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647 (or 1645 counting only the distinct ones).

The product of its digits is 4608, while the sum is 30.

The square root of 3618228 is about 1902.1640307818. The cubic root of 3618228 is about 153.5201231280.

The spelling of 3618228 in words is "three million, six hundred eighteen thousand, two hundred twenty-eight".