3228207 has 4 divisors (see below), whose sum is σ = 4304280. Its totient is φ = 2152136.

The previous prime is 3228191. The next prime is 3228209. The reversal of 3228207 is 7028223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7028223 = 3 ⋅2342741.

It is a cyclic number.

It is not a de Polignac number, because 3228207 - 2⁴ = 3228191 is a prime.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3228209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538032 + ... + 538037.

It is an arithmetic number, because the mean of its divisors is an integer number (1076070).

Almost surely, 2^3228207 is an apocalyptic number.

3228207 is a deficient number, since it is larger than the sum of its proper divisors (1076073).

3228207 is a wasteful number, since it uses less digits than its factorization.

3228207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076072.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 3228207 is about 1796.7211803727. The cubic root of 3228207 is about 147.7929750934.

The spelling of 3228207 in words is "three million, two hundred twenty-eight thousand, two hundred seven".