3642226 has 16 divisors (see below), whose sum is σ = 6459840. Its totient is φ = 1506960.

The previous prime is 3642209. The next prime is 3642227. The reversal of 3642226 is 6222463.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3642226.

It is not an unprimeable number, because it can be changed into a prime (3642227) 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, 4080 + ... + 4891.

It is an arithmetic number, because the mean of its divisors is an integer number (403740).

Almost surely, 2^3642226 is an apocalyptic number.

3642226 is a deficient number, since it is larger than the sum of its proper divisors (2817614).

3642226 is a wasteful number, since it uses less digits than its factorization.

3642226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9009.

The product of its digits is 3456, while the sum is 25.

The square root of 3642226 is about 1908.4616841844. The cubic root of 3642226 is about 153.8587843605.

Adding to 3642226 its reverse (6222463), we get a palindrome (9864689).

The spelling of 3642226 in words is "three million, six hundred forty-two thousand, two hundred twenty-six".