4020617 has 2 divisors, whose sum is σ = 4020618. Its totient is φ = 4020616.

The previous prime is 4020593. The next prime is 4020623. The reversal of 4020617 is 7160204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3474496 + 546121 = 1864^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020617 - 2⁸ = 4020361 is a prime.

It is a super-2 number, since 2×4020617² = 32330722121378, which contains 22 as substring.

It is a Chen prime.

It is equal to p₂₈₄₅₀₁ and since 4020617 and 284501 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (4020637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010308 + 2010309.

It is an arithmetic number, because the mean of its divisors is an integer number (2010309).

Almost surely, 2^4020617 is an apocalyptic number.

It is an amenable number.

4020617 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020617 is an equidigital number, since it uses as much as digits as its factorization.

4020617 is an evil number, because the sum of its binary digits is even.

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

The square root of 4020617 is about 2005.1476254880. The cubic root of 4020617 is about 159.0123666924.

The spelling of 4020617 in words is "four million, twenty thousand, six hundred seventeen".