3660226 has 4 divisors (see below), whose sum is σ = 5490342. Its totient is φ = 1830112.

The previous prime is 3660221. The next prime is 3660259. The reversal of 3660226 is 6220663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6220663 = 53 ⋅117371.

It can be written as a sum of positive squares in only one way, i.e., 1957201 + 1703025 = 1399^2 + 1305^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3660226.

It is not an unprimeable number, because it can be changed into a prime (3660221) 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, 915055 + ... + 915058.

Almost surely, 2^3660226 is an apocalyptic number.

3660226 is a deficient number, since it is larger than the sum of its proper divisors (1830116).

3660226 is a wasteful number, since it uses less digits than its factorization.

3660226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830115.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 3660226 is about 1913.1717121053. The cubic root of 3660226 is about 154.1118263511. Note that the first 3 decimals are identical.

Adding to 3660226 its reverse (6220663), we get a palindrome (9880889).

The spelling of 3660226 in words is "three million, six hundred sixty thousand, two hundred twenty-six".