269264864 has 96 divisors (see below), whose sum is σ = 612541440. Its totient is φ = 115315200.

The previous prime is 269264843. The next prime is 269264881. The reversal of 269264864 is 468462962.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639374 + ... + 639794.

It is an arithmetic number, because the mean of its divisors is an integer number (6380640).

Almost surely, 2^269264864 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 269264864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306270720).

269264864 is an abundant number, since it is smaller than the sum of its proper divisors (343276576).

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

269264864 is a wasteful number, since it uses less digits than its factorization.

269264864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544 (or 536 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 269264864 is about 16409.2920017897. The cubic root of 269264864 is about 645.7432803064.

The spelling of 269264864 in words is "two hundred sixty-nine million, two hundred sixty-four thousand, eight hundred sixty-four".