4213457 has 2 divisors, whose sum is σ = 4213458. Its totient is φ = 4213456.

The previous prime is 4213423. The next prime is 4213463. The reversal of 4213457 is 7543124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3984016 + 229441 = 1996^2 + 479^2 .

It is a cyclic number.

It is not a de Polignac number, because 4213457 - 2¹⁶ = 4147921 is a prime.

It is not a weakly prime, because it can be changed into another prime (4213357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106728 + 2106729.

It is an arithmetic number, because the mean of its divisors is an integer number (2106729).

Almost surely, 2^4213457 is an apocalyptic number.

It is an amenable number.

4213457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213457 is an equidigital number, since it uses as much as digits as its factorization.

4213457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 26.

The square root of 4213457 is about 2052.6706993573. The cubic root of 4213457 is about 161.5149976327.

The spelling of 4213457 in words is "four million, two hundred thirteen thousand, four hundred fifty-seven".