3228133 has 4 divisors (see below), whose sum is σ = 3272428. Its totient is φ = 3183840.

The previous prime is 3228109. The next prime is 3228143. The reversal of 3228133 is 3318223.

It is a happy number.

It is the 734-th star number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2712609 + 515524 = 1647^2 + 718^2 .

It is a cyclic number.

It is not a de Polignac number, because 3228133 - 2²¹ = 1130981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3228103) 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, 22038 + ... + 22183.

It is an arithmetic number, because the mean of its divisors is an integer number (818107).

Almost surely, 2^3228133 is an apocalyptic number.

It is an amenable number.

3228133 is a deficient number, since it is larger than the sum of its proper divisors (44295).

3228133 is an equidigital number, since it uses as much as digits as its factorization.

3228133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44294.

The product of its digits is 864, while the sum is 22.

The square root of 3228133 is about 1796.7005871875. The cubic root of 3228133 is about 147.7918458015.

The spelling of 3228133 in words is "three million, two hundred twenty-eight thousand, one hundred thirty-three".