264803 has 16 divisors (see below), whose sum is σ = 349440. Its totient is φ = 194400.

The previous prime is 264793. The next prime is 264811. The reversal of 264803 is 308462.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 264803 - 2⁴ = 264787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264893) 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 15 ways as a sum of consecutive naturals, for example, 1373 + ... + 1553.

It is an arithmetic number, because the mean of its divisors is an integer number (21840).

2²⁶⁴⁸⁰³ is an apocalyptic number.

264803 is a deficient number, since it is larger than the sum of its proper divisors (84637).

264803 is a wasteful number, since it uses less digits than its factorization.

264803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 264803 is about 514.5901281603. The cubic root of 264803 is about 64.2156624345.

The spelling of 264803 in words is "two hundred sixty-four thousand, eight hundred three".