264236 has 12 divisors (see below), whose sum is σ = 528528. Its totient is φ = 113232.

The previous prime is 264221. The next prime is 264263. The reversal of 264236 is 632462.

264236 is an admirable number.

It is a congruent number.

It is an unprimeable number.

264236 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4691 + ... + 4746.

It is an arithmetic number, because the mean of its divisors is an integer number (44044).

2²⁶⁴²³⁶ is an apocalyptic number.

It is an amenable number.

264236 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264236 is a wasteful number, since it uses less digits than its factorization.

264236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9448 (or 9446 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 264236 is about 514.0389090332. The cubic root of 264236 is about 64.1697965153.

Adding to 264236 its reverse (632462), we get a palindrome (896698).

The spelling of 264236 in words is "two hundred sixty-four thousand, two hundred thirty-six".