264224605 has 8 divisors (see below), whose sum is σ = 320338872. Its totient is φ = 209200128.

The previous prime is 264224603. The next prime is 264224633. The reversal of 264224605 is 506422462.

It can be written as a sum of positive squares in 4 ways, for example, as 39614436 + 224610169 = 6294^2 + 14987^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264224605 - 2¹ = 264224603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264224603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271912 + ... + 272881.

It is an arithmetic number, because the mean of its divisors is an integer number (40042359).

Almost surely, 2^264224605 is an apocalyptic number.

It is an amenable number.

264224605 is a deficient number, since it is larger than the sum of its proper divisors (56114267).

264224605 is an equidigital number, since it uses as much as digits as its factorization.

264224605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544895.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 264224605 is about 16254.9870808931. The cubic root of 264224605 is about 641.6887407560.

The spelling of 264224605 in words is "two hundred sixty-four million, two hundred twenty-four thousand, six hundred five".