264851 has 6 divisors (see below), whose sum is σ = 273420. Its totient is φ = 256476.

The previous prime is 264839. The next prime is 264871. The reversal of 264851 is 158462.

It is not a de Polignac number, because 264851 - 2⁶ = 264787 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 264851.

It is not an unprimeable number, because it can be changed into a prime (264811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3920 + ... + 3986.

It is an arithmetic number, because the mean of its divisors is an integer number (45570).

2²⁶⁴⁸⁵¹ is an apocalyptic number.

264851 is a deficient number, since it is larger than the sum of its proper divisors (8569).

264851 is an frugal number, since it uses more digits than its factorization.

264851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 126 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 264851 is about 514.6367651072. The cubic root of 264851 is about 64.2195422565.

The spelling of 264851 in words is "two hundred sixty-four thousand, eight hundred fifty-one".