4197213 has 6 divisors (see below), whose sum is σ = 6062654. Its totient is φ = 2798136.

The previous prime is 4197203. The next prime is 4197239. The reversal of 4197213 is 3127914.

It can be written as a sum of positive squares in only one way, i.e., 3992004 + 205209 = 1998^2 + 453^2 .

It is not a de Polignac number, because 4197213 - 2⁴ = 4197197 is a prime.

It is a d-powerful number, because it can be written as 4¹¹ + 1 + 9² + 7² + 2¹¹ + 1 + 3⁶ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4197203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 233170 + ... + 233187.

Almost surely, 2^4197213 is an apocalyptic number.

It is an amenable number.

4197213 is a deficient number, since it is larger than the sum of its proper divisors (1865441).

4197213 is a wasteful number, since it uses less digits than its factorization.

4197213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466363 (or 466360 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 4197213 is about 2048.7100819784. The cubic root of 4197213 is about 161.3071692008.

The spelling of 4197213 in words is "four million, one hundred ninety-seven thousand, two hundred thirteen".