264642304 has 18 divisors (see below), whose sum is σ = 528251360. Its totient is φ = 132321024.

The previous prime is 264642251. The next prime is 264642307. The reversal of 264642304 is 403246462.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264642307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516624 + ... + 517135.

Almost surely, 2^264642304 is an apocalyptic number.

It is an amenable number.

264642304 is a deficient number, since it is larger than the sum of its proper divisors (263609056).

264642304 is an equidigital number, since it uses as much as digits as its factorization.

264642304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033775 (or 1033761 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 264642304 is about 16267.8303408906. The cubic root of 264642304 is about 642.0267002350.

Adding to 264642304 its reverse (403246462), we get a palindrome (667888766).

The spelling of 264642304 in words is "two hundred sixty-four million, six hundred forty-two thousand, three hundred four".