3213404 has 12 divisors (see below), whose sum is σ = 5695200. Its totient is φ = 1586208.

The previous prime is 3213401. The next prime is 3213421. The reversal of 3213404 is 4043123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213401) 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, 4769 + ... + 5400.

It is an arithmetic number, because the mean of its divisors is an integer number (474600).

Almost surely, 2^3213404 is an apocalyptic number.

It is an amenable number.

3213404 is a deficient number, since it is larger than the sum of its proper divisors (2481796).

3213404 is a wasteful number, since it uses less digits than its factorization.

3213404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10252 (or 10250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3213404 is about 1792.5969987702. The cubic root of 3213404 is about 147.5667264886.

Adding to 3213404 its reverse (4043123), we get a palindrome (7256527).

The spelling of 3213404 in words is "three million, two hundred thirteen thousand, four hundred four".