3223522 has 4 divisors (see below), whose sum is σ = 4835286. Its totient is φ = 1611760.

The previous prime is 3223501. The next prime is 3223529. The reversal of 3223522 is 2253223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2253223 = 7 ⋅321889.

It can be written as a sum of positive squares in only one way, i.e., 2076481 + 1147041 = 1441^2 + 1071^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3223522.

It is not an unprimeable number, because it can be changed into a prime (3223529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805879 + ... + 805882.

Almost surely, 2^3223522 is an apocalyptic number.

3223522 is a deficient number, since it is larger than the sum of its proper divisors (1611764).

3223522 is a wasteful number, since it uses less digits than its factorization.

3223522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611763.

The product of its digits is 720, while the sum is 19.

The square root of 3223522 is about 1795.4169432196. The cubic root of 3223522 is about 147.7214446415.

Adding to 3223522 its reverse (2253223), we get a palindrome (5476745).

Subtracting from 3223522 its reverse (2253223), we obtain a cube (970299 = 99³).

It can be divided in two parts, 322 and 3522, that added together give a square (3844 = 62²).

The spelling of 3223522 in words is "three million, two hundred twenty-three thousand, five hundred twenty-two".