4042417 has 2 divisors, whose sum is σ = 4042418. Its totient is φ = 4042416.

The previous prime is 4042393. The next prime is 4042427. The reversal of 4042417 is 7142404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4004001 + 38416 = 2001^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042417 - 2¹⁹ = 3518129 is a prime.

It is a super-2 number, since 2×4042417² = 32682270403778, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4042427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021208 + 2021209.

It is an arithmetic number, because the mean of its divisors is an integer number (2021209).

Almost surely, 2^4042417 is an apocalyptic number.

It is an amenable number.

4042417 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042417 is an equidigital number, since it uses as much as digits as its factorization.

4042417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 4042417 is about 2010.5762855460. The cubic root of 4042417 is about 159.2992400147.

The spelling of 4042417 in words is "four million, forty-two thousand, four hundred seventeen".