260404673 has 2 divisors, whose sum is σ = 260404674. Its totient is φ = 260404672.

The previous prime is 260404663. The next prime is 260404687. The reversal of 260404673 is 376404062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140019889 + 120384784 = 11833^2 + 10972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260404673 is a prime.

It is not a weakly prime, because it can be changed into another prime (260404663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130202336 + 130202337.

It is an arithmetic number, because the mean of its divisors is an integer number (130202337).

Almost surely, 2^260404673 is an apocalyptic number.

It is an amenable number.

260404673 is a deficient number, since it is larger than the sum of its proper divisors (1).

260404673 is an equidigital number, since it uses as much as digits as its factorization.

260404673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 260404673 is about 16137.0589947487. The cubic root of 260404673 is about 638.5813899269.

The spelling of 260404673 in words is "two hundred sixty million, four hundred four thousand, six hundred seventy-three".