260377673 has 4 divisors (see below), whose sum is σ = 261266628. Its totient is φ = 259488720.

The previous prime is 260377639. The next prime is 260377681. The reversal of 260377673 is 376773062.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 376773062 = 2 ⋅188386531.

It can be written as a sum of positive squares in 2 ways, for example, as 231131209 + 29246464 = 15203^2 + 5408^2 .

It is a cyclic number.

It is not a de Polignac number, because 260377673 - 2⁶ = 260377609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 260377673.

It is not an unprimeable number, because it can be changed into a prime (260377633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444038 + ... + 444623.

It is an arithmetic number, because the mean of its divisors is an integer number (65316657).

Almost surely, 2^260377673 is an apocalyptic number.

It is an amenable number.

260377673 is a deficient number, since it is larger than the sum of its proper divisors (888955).

260377673 is an equidigital number, since it uses as much as digits as its factorization.

260377673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888954.

The product of its (nonzero) digits is 222264, while the sum is 41.

The square root of 260377673 is about 16136.2223893946. Note that the first 3 decimals coincide. The cubic root of 260377673 is about 638.5593187748.

The spelling of 260377673 in words is "two hundred sixty million, three hundred seventy-seven thousand, six hundred seventy-three".