260448667 has 4 divisors (see below), whose sum is σ = 265990176. Its totient is φ = 254907160.

The previous prime is 260448649. The next prime is 260448697. The reversal of 260448667 is 766844062.

260448667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766844062 = 2 ⋅383422031.

It is a cyclic number.

It is not a de Polignac number, because 260448667 - 2¹¹ = 260446619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260448607) 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, 2770684 + ... + 2770777.

It is an arithmetic number, because the mean of its divisors is an integer number (66497544).

Almost surely, 2^260448667 is an apocalyptic number.

260448667 is a deficient number, since it is larger than the sum of its proper divisors (5541509).

260448667 is an equidigital number, since it uses as much as digits as its factorization.

260448667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541508.

The product of its (nonzero) digits is 387072, while the sum is 43.

The square root of 260448667 is about 16138.4220728050. The cubic root of 260448667 is about 638.6173495577.

The spelling of 260448667 in words is "two hundred sixty million, four hundred forty-eight thousand, six hundred sixty-seven".