3641228 has 6 divisors (see below), whose sum is σ = 6372156. Its totient is φ = 1820612.

The previous prime is 3641221. The next prime is 3641233. The reversal of 3641228 is 8221463.

It is a junction number, because it is equal to n+sod(n) for n = 3641197 and 3641206.

It is not an unprimeable number, because it can be changed into a prime (3641221) 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 as a sum of consecutive naturals, namely, 455150 + ... + 455157.

It is an arithmetic number, because the mean of its divisors is an integer number (1062026).

Almost surely, 2^3641228 is an apocalyptic number.

It is an amenable number.

3641228 is a deficient number, since it is larger than the sum of its proper divisors (2730928).

3641228 is a wasteful number, since it uses less digits than its factorization.

3641228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910311 (or 910309 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 3641228 is about 1908.2001991405. The cubic root of 3641228 is about 153.8447302176.

The spelling of 3641228 in words is "three million, six hundred forty-one thousand, two hundred twenty-eight".