264226128 has 40 divisors (see below), whose sum is σ = 691943808. Its totient is φ = 86867712.

The previous prime is 264226111. The next prime is 264226169. The reversal of 264226128 is 821622462.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 34200 + ... + 41207.

Almost surely, 2^264226128 is an apocalyptic number.

It is an amenable number.

264226128 is an abundant number, since it is smaller than the sum of its proper divisors (427717680).

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

264226128 is a wasteful number, since it uses less digits than its factorization.

264226128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75491 (or 75485 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 264226128 is about 16255.0339279867. The cubic root of 264226128 is about 641.6899736591.

The spelling of 264226128 in words is "two hundred sixty-four million, two hundred twenty-six thousand, one hundred twenty-eight".