260344491 has 16 divisors (see below), whose sum is σ = 382942080. Its totient is φ = 156009920.

The previous prime is 260344481. The next prime is 260344501. The reversal of 260344491 is 194443062.

260344491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (260344481) and next prime (260344501).

It is not a de Polignac number, because 260344491 - 2¹¹ = 260342443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (260344471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41385 + ... + 47258.

It is an arithmetic number, because the mean of its divisors is an integer number (23933880).

Almost surely, 2^260344491 is an apocalyptic number.

260344491 is a deficient number, since it is larger than the sum of its proper divisors (122597589).

260344491 is a wasteful number, since it uses less digits than its factorization.

260344491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88746.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 260344491 is about 16135.1941729872. The cubic root of 260344491 is about 638.5321920563.

The spelling of 260344491 in words is "two hundred sixty million, three hundred forty-four thousand, four hundred ninety-one".