4220893 has 2 divisors, whose sum is σ = 4220894. Its totient is φ = 4220892.

The previous prime is 4220873. The next prime is 4220911. The reversal of 4220893 is 3980224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4214809 + 6084 = 2053^2 + 78^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220893 - 2⁵ = 4220861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4220803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110446 + 2110447.

It is an arithmetic number, because the mean of its divisors is an integer number (2110447).

Almost surely, 2^4220893 is an apocalyptic number.

It is an amenable number.

4220893 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220893 is an equidigital number, since it uses as much as digits as its factorization.

4220893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4220893 is about 2054.4811997193. The cubic root of 4220893 is about 161.6099568457.

The spelling of 4220893 in words is "four million, two hundred twenty thousand, eight hundred ninety-three".