3322021 has 4 divisors (see below), whose sum is σ = 3517452. Its totient is φ = 3126592.

The previous prime is 3322013. The next prime is 3322027. The reversal of 3322021 is 1202233.

It is a happy 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 3101121 + 220900 = 1761^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 3322021 - 2³ = 3322013 is a prime.

It is a super-2 number, since 2×3322021² = 22071647048882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3321992 and 3322010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3322027) 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, 97690 + ... + 97723.

It is an arithmetic number, because the mean of its divisors is an integer number (879363).

Almost surely, 2^3322021 is an apocalyptic number.

It is an amenable number.

3322021 is a deficient number, since it is larger than the sum of its proper divisors (195431).

3322021 is a wasteful number, since it uses less digits than its factorization.

3322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195430.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3322021 is about 1822.6412153795. The cubic root of 3322021 is about 149.2109828829.

Adding to 3322021 its reverse (1202233), we get a palindrome (4524254).

The spelling of 3322021 in words is "three million, three hundred twenty-two thousand, twenty-one".