3223641 has 8 divisors (see below), whose sum is σ = 4332544. Its totient is φ = 2131920.

The previous prime is 3223631. The next prime is 3223663. The reversal of 3223641 is 1463223.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3223641 - 2¹⁰ = 3222617 is a prime.

It is a super-2 number, since 2×3223641² = 20783722593762, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3223621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3850 + ... + 4611.

It is an arithmetic number, because the mean of its divisors is an integer number (541568).

Almost surely, 2^3223641 is an apocalyptic number.

It is an amenable number.

3223641 is a deficient number, since it is larger than the sum of its proper divisors (1108903).

3223641 is a wasteful number, since it uses less digits than its factorization.

3223641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8591.

The product of its digits is 864, while the sum is 21.

The square root of 3223641 is about 1795.4500828483. The cubic root of 3223641 is about 147.7232623878.

Adding to 3223641 its reverse (1463223), we get a palindrome (4686864).

The spelling of 3223641 in words is "three million, two hundred twenty-three thousand, six hundred forty-one".