265256467 has 16 divisors (see below), whose sum is σ = 309733632. Its totient is φ = 222449760.

The previous prime is 265256461. The next prime is 265256471. The reversal of 265256467 is 764652562.

It is a cyclic number.

It is not a de Polignac number, because 265256467 - 2¹⁹ = 264732179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265256461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172492 + ... + 174022.

It is an arithmetic number, because the mean of its divisors is an integer number (19358352).

Almost surely, 2^265256467 is an apocalyptic number.

265256467 is a deficient number, since it is larger than the sum of its proper divisors (44477165).

265256467 is a wasteful number, since it uses less digits than its factorization.

265256467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058.

The product of its digits is 604800, while the sum is 43.

The square root of 265256467 is about 16286.6960123900. The cubic root of 265256467 is about 642.5229731322.

The spelling of 265256467 in words is "two hundred sixty-five million, two hundred fifty-six thousand, four hundred sixty-seven".