264263552 has 128 divisors (see below), whose sum is σ = 649862400. Its totient is φ = 104799744.

The previous prime is 264263543. The next prime is 264263567. The reversal of 264263552 is 255362462.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6145643 + ... + 6145685.

It is an arithmetic number, because the mean of its divisors is an integer number (5077050).

Almost surely, 2^264263552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264263552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324931200).

264263552 is an abundant number, since it is smaller than the sum of its proper divisors (385598848).

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

264263552 is an frugal number, since it uses more digits than its factorization.

264263552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 71 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 264263552 is about 16256.1850383170. The cubic root of 264263552 is about 641.7202677511.

The spelling of 264263552 in words is "two hundred sixty-four million, two hundred sixty-three thousand, five hundred fifty-two".