4213217 has 2 divisors, whose sum is σ = 4213218. Its totient is φ = 4213216.

The previous prime is 4213199. The next prime is 4213277. The reversal of 4213217 is 7123124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4157521 + 55696 = 2039^2 + 236^2 .

It is a cyclic number.

It is not a de Polignac number, because 4213217 - 2²² = 18913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4213277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106608 + 2106609.

It is an arithmetic number, because the mean of its divisors is an integer number (2106609).

Almost surely, 2^4213217 is an apocalyptic number.

It is an amenable number.

4213217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213217 is an equidigital number, since it uses as much as digits as its factorization.

4213217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336, while the sum is 20.

The square root of 4213217 is about 2052.6122381005. The cubic root of 4213217 is about 161.5119309240.

The spelling of 4213217 in words is "four million, two hundred thirteen thousand, two hundred seventeen".