265226867 has 2 divisors, whose sum is σ = 265226868. Its totient is φ = 265226866.

The previous prime is 265226861. The next prime is 265226879. The reversal of 265226867 is 768622562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265226867 - 2¹⁴ = 265210483 is a prime.

It is not a weakly prime, because it can be changed into another prime (265226861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132613433 + 132613434.

It is an arithmetic number, because the mean of its divisors is an integer number (132613434).

Almost surely, 2^265226867 is an apocalyptic number.

265226867 is a deficient number, since it is larger than the sum of its proper divisors (1).

265226867 is an equidigital number, since it uses as much as digits as its factorization.

265226867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The square root of 265226867 is about 16285.7872698866. The cubic root of 265226867 is about 642.4990725054.

The spelling of 265226867 in words is "two hundred sixty-five million, two hundred twenty-six thousand, eight hundred sixty-seven".