3228722 has 16 divisors (see below), whose sum is σ = 5566272. Its totient is φ = 1375920.

The previous prime is 3228713. The next prime is 3228733. The reversal of 3228722 is 2278223.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 3⁶ + 2 + 2¹⁴ + 8⁷ + 7³ + 2¹⁶ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 3228691 and 3228700.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2408 + ... + 3500.

It is an arithmetic number, because the mean of its divisors is an integer number (347892).

Almost surely, 2^3228722 is an apocalyptic number.

3228722 is a deficient number, since it is larger than the sum of its proper divisors (2337550).

3228722 is a wasteful number, since it uses less digits than its factorization.

3228722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313.

The product of its digits is 2688, while the sum is 26.

The square root of 3228722 is about 1796.8644912736. The cubic root of 3228722 is about 147.8008338764.

The spelling of 3228722 in words is "three million, two hundred twenty-eight thousand, seven hundred twenty-two".