3920459 has 2 divisors, whose sum is σ = 3920460. Its totient is φ = 3920458.

The previous prime is 3920453. The next prime is 3920467. The reversal of 3920459 is 9540293.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3920459 - 2¹⁶ = 3854923 is a prime.

It is a super-5 number, since 5×3920459⁵ (a number of 34 digits) contains 55555 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3920453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1960229 + 1960230.

It is an arithmetic number, because the mean of its divisors is an integer number (1960230).

Almost surely, 2^3920459 is an apocalyptic number.

3920459 is a deficient number, since it is larger than the sum of its proper divisors (1).

3920459 is an equidigital number, since it uses as much as digits as its factorization.

3920459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3920459 is about 1980.0148989338. The cubic root of 3920459 is about 157.6808571621.

The spelling of 3920459 in words is "three million, nine hundred twenty thousand, four hundred fifty-nine".