3213424 has 20 divisors (see below), whose sum is σ = 6287544. Its totient is φ = 1590848.

The previous prime is 3213421. The next prime is 3213439. The reversal of 3213424 is 4243123.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774 + ... + 2650.

Almost surely, 2^3213424 is an apocalyptic number.

It is an amenable number.

3213424 is a deficient number, since it is larger than the sum of its proper divisors (3074120).

3213424 is a wasteful number, since it uses less digits than its factorization.

3213424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1992 (or 1986 counting only the distinct ones).

The product of its digits is 576, while the sum is 19.

The square root of 3213424 is about 1792.6025772602. The cubic root of 3213424 is about 147.5670326363.

Adding to 3213424 its reverse (4243123), we get a palindrome (7456547).

It can be divided in two parts, 32 and 13424, that added together give a square (13456 = 116²).

The spelling of 3213424 in words is "three million, two hundred thirteen thousand, four hundred twenty-four".