264478322 has 8 divisors (see below), whose sum is σ = 398773596. Its totient is φ = 131553792.

The previous prime is 264478303. The next prime is 264478327. The reversal of 264478322 is 223874462.

It can be written as a sum of positive squares in 2 ways, for example, as 262407601 + 2070721 = 16199^2 + 1439^2 .

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

It is not an unprimeable number, because it can be changed into a prime (264478327) 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 3 ways as a sum of consecutive naturals, for example, 342203 + ... + 342974.

Almost surely, 2^264478322 is an apocalyptic number.

264478322 is a deficient number, since it is larger than the sum of its proper divisors (134295274).

264478322 is a wasteful number, since it uses less digits than its factorization.

264478322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685372.

The product of its digits is 129024, while the sum is 38.

The square root of 264478322 is about 16262.7894901213. The cubic root of 264478322 is about 641.8940651353.

The spelling of 264478322 in words is "two hundred sixty-four million, four hundred seventy-eight thousand, three hundred twenty-two".