3980017 has 2 divisors, whose sum is σ = 3980018. Its totient is φ = 3980016.

The previous prime is 3980003. The next prime is 3980027. The reversal of 3980017 is 7100893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3474496 + 505521 = 1864^2 + 711^2 .

It is a cyclic number.

It is not a de Polignac number, because 3980017 - 2⁷ = 3979889 is a prime.

It is a Chen prime.

It is equal to p₂₈₁₈₇₂ and since 3980017 and 281872 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 (3980027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1990008 + 1990009.

It is an arithmetic number, because the mean of its divisors is an integer number (1990009).

Almost surely, 2^3980017 is an apocalyptic number.

It is an amenable number.

3980017 is a deficient number, since it is larger than the sum of its proper divisors (1).

3980017 is an equidigital number, since it uses as much as digits as its factorization.

3980017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 3980017 is about 1994.9979949865. The cubic root of 3980017 is about 158.4753218154.

The spelling of 3980017 in words is "three million, nine hundred eighty thousand, seventeen".