264144234 has 32 divisors (see below), whose sum is σ = 534159360. Its totient is φ = 87075632.

The previous prime is 264144233. The next prime is 264144269. The reversal of 264144234 is 432441462.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (264144233) 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 in 15 ways as a sum of consecutive naturals, for example, 238927 + ... + 240029.

It is an arithmetic number, because the mean of its divisors is an integer number (16692480).

Almost surely, 2^264144234 is an apocalyptic number.

264144234 is an abundant number, since it is smaller than the sum of its proper divisors (270015126).

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

264144234 is a wasteful number, since it uses less digits than its factorization.

264144234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514.

The product of its digits is 18432, while the sum is 30.

The square root of 264144234 is about 16252.5146977322. The cubic root of 264144234 is about 641.6236718779.

Adding to 264144234 its reverse (432441462), we get a palindrome (696585696).

The spelling of 264144234 in words is "two hundred sixty-four million, one hundred forty-four thousand, two hundred thirty-four".