264563334 has 96 divisors (see below), whose sum is σ = 715303680. Its totient is φ = 71593632.

The previous prime is 264563311. The next prime is 264563347. The reversal of 264563334 is 433365462.

264563334 is a `hidden beast` number, since 2 + 64 + 563 + 3 + 34 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62592 + ... + 66684.

It is an arithmetic number, because the mean of its divisors is an integer number (7451080).

Almost surely, 2^264563334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264563334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357651840).

264563334 is an abundant number, since it is smaller than the sum of its proper divisors (450740346).

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

264563334 is a wasteful number, since it uses less digits than its factorization.

264563334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4136 (or 4124 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 264563334 is about 16265.4029768709. The cubic root of 264563334 is about 641.9628330305.

The spelling of 264563334 in words is "two hundred sixty-four million, five hundred sixty-three thousand, three hundred thirty-four".