269441568 has 144 divisors (see below), whose sum is σ = 885227616. Its totient is φ = 76830720.

The previous prime is 269441567. The next prime is 269441591. The reversal of 269441568 is 865144962.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (269441561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51355 + ... + 56357.

It is an arithmetic number, because the mean of its divisors is an integer number (6147414).

Almost surely, 2^269441568 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 269441568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442613808).

269441568 is an abundant number, since it is smaller than the sum of its proper divisors (615786048).

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

269441568 is a wasteful number, since it uses less digits than its factorization.

269441568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047 (or 5036 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 269441568 is about 16414.6753851546. The cubic root of 269441568 is about 645.8845049078.

The spelling of 269441568 in words is "two hundred sixty-nine million, four hundred forty-one thousand, five hundred sixty-eight".