269961216 has 96 divisors (see below), whose sum is σ = 822669120. Its totient is φ = 77119488.

The previous prime is 269961187. The next prime is 269961217. The reversal of 269961216 is 612169962.

It is a happy number.

269961216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (269961217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39870 + ... + 46146.

It is an arithmetic number, because the mean of its divisors is an integer number (8569470).

Almost surely, 2^269961216 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 269961216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (411334560).

269961216 is an abundant number, since it is smaller than the sum of its proper divisors (552707904).

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

269961216 is an equidigital number, since it uses as much as digits as its factorization.

269961216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6309 (or 6289 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 269961216 is about 16430.4965232339. The cubic root of 269961216 is about 646.2994582702.

The spelling of 269961216 in words is "two hundred sixty-nine million, nine hundred sixty-one thousand, two hundred sixteen".