6404059 has 2 divisors, whose sum is σ = 6404060. Its totient is φ = 6404058.

The previous prime is 6404023. The next prime is 6404063. The reversal of 6404059 is 9504046.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6404059 - 2¹³ = 6395867 is a prime.

It is not a weakly prime, because it can be changed into another prime (6404009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3202029 + 3202030.

It is an arithmetic number, because the mean of its divisors is an integer number (3202030).

Almost surely, 2^6404059 is an apocalyptic number.

6404059 is a deficient number, since it is larger than the sum of its proper divisors (1).

6404059 is an equidigital number, since it uses as much as digits as its factorization.

6404059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 6404059 is about 2530.6242312916. The cubic root of 6404059 is about 185.7027954852.

The spelling of 6404059 in words is "six million, four hundred four thousand, fifty-nine".