4213897 has 2 divisors, whose sum is σ = 4213898. Its totient is φ = 4213896.

The previous prime is 4213889. The next prime is 4213901. The reversal of 4213897 is 7983124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2547216 + 1666681 = 1596^2 + 1291^2 .

It is a cyclic number.

It is not a de Polignac number, because 4213897 - 2³ = 4213889 is a prime.

It is not a weakly prime, because it can be changed into another prime (4213817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106948 + 2106949.

It is an arithmetic number, because the mean of its divisors is an integer number (2106949).

Almost surely, 2^4213897 is an apocalyptic number.

It is an amenable number.

4213897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213897 is an equidigital number, since it uses as much as digits as its factorization.

4213897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 34.

The square root of 4213897 is about 2052.7778740039. Note that the first 3 decimals coincide. The cubic root of 4213897 is about 161.5206196295.

The spelling of 4213897 in words is "four million, two hundred thirteen thousand, eight hundred ninety-seven".