3221122 has 4 divisors (see below), whose sum is σ = 4831686. Its totient is φ = 1610560.

The previous prime is 3221111. The next prime is 3221123. The reversal of 3221122 is 2211223.

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

It can be written as a sum of positive squares in only one way, i.e., 3136441 + 84681 = 1771^2 + 291^2 .

It is not an unprimeable number, because it can be changed into a prime (3221123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805279 + ... + 805282.

Almost surely, 2^3221122 is an apocalyptic number.

3221122 is a deficient number, since it is larger than the sum of its proper divisors (1610564).

3221122 is a wasteful number, since it uses less digits than its factorization.

3221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610563.

The product of its digits is 48, while the sum is 13.

The square root of 3221122 is about 1794.7484503406. The cubic root of 3221122 is about 147.6847746586.

Adding to 3221122 its reverse (2211223), we get a palindrome (5432345).

It can be divided in two parts, 322 and 1122, that added together give a square (1444 = 38²).

The spelling of 3221122 in words is "three million, two hundred twenty-one thousand, one hundred twenty-two".