3712213 has 4 divisors (see below), whose sum is σ = 3746380. Its totient is φ = 3678048.

The previous prime is 3712207. The next prime is 3712231. The reversal of 3712213 is 3122173.

3712213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2896804 + 815409 = 1702^2 + 903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3712213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3712253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16920 + ... + 17137.

It is an arithmetic number, because the mean of its divisors is an integer number (936595).

Almost surely, 2^3712213 is an apocalyptic number.

It is an amenable number.

3712213 is a deficient number, since it is larger than the sum of its proper divisors (34167).

3712213 is a wasteful number, since it uses less digits than its factorization.

3712213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34166.

The product of its digits is 252, while the sum is 19.

The square root of 3712213 is about 1926.7104089613. The cubic root of 3712213 is about 154.8380271228.

Adding to 3712213 its reverse (3122173), we get a palindrome (6834386).

The spelling of 3712213 in words is "three million, seven hundred twelve thousand, two hundred thirteen".