3213404312 has 32 divisors (see below), whose sum is σ = 6094440000. Its totient is φ = 1588285344.

The previous prime is 3213404291. The next prime is 3213404321. The reversal of 3213404312 is 2134043123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423383 + ... + 430905.

It is an arithmetic number, because the mean of its divisors is an integer number (190451250).

Almost surely, 2^3213404312 is an apocalyptic number.

It is an amenable number.

3213404312 is a deficient number, since it is larger than the sum of its proper divisors (2881035688).

3213404312 is a wasteful number, since it uses less digits than its factorization.

3213404312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8135 (or 8131 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3213404312 is about 56686.8971809183. The cubic root of 3213404312 is about 1475.6673126455.

Adding to 3213404312 its reverse (2134043123), we get a palindrome (5347447435).

The spelling of 3213404312 in words is "three billion, two hundred thirteen million, four hundred four thousand, three hundred twelve".