264005600 has 72 divisors (see below), whose sum is σ = 647099208. Its totient is φ = 105177600.

The previous prime is 264005593. The next prime is 264005603. The reversal of 264005600 is 6500462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264005603) 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 11 ways as a sum of consecutive naturals, for example, 264302 + ... + 265298.

It is an arithmetic number, because the mean of its divisors is an integer number (8987489).

Almost surely, 2^264005600 is an apocalyptic number.

264005600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264005600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323549604).

264005600 is an abundant number, since it is smaller than the sum of its proper divisors (383093608).

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

264005600 is a wasteful number, since it uses less digits than its factorization.

264005600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348 (or 1335 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 264005600 is about 16248.2491364454. The cubic root of 264005600 is about 641.5114018742.

The spelling of 264005600 in words is "two hundred sixty-four million, five thousand, six hundred".