269412066 has 144 divisors (see below), whose sum is σ = 752903424. Its totient is φ = 68112000.

The previous prime is 269412061. The next prime is 269412067. The reversal of 269412066 is 660214962.

It is a super-2 number, since 2×269412066² = 145165722612776712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 269412066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269412061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 624871 + ... + 625301.

It is an arithmetic number, because the mean of its divisors is an integer number (5228496).

Almost surely, 2^269412066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 269412066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376451712).

269412066 is an abundant number, since it is smaller than the sum of its proper divisors (483491358).

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

269412066 is a wasteful number, since it uses less digits than its factorization.

269412066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 495 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 269412066 is about 16413.7767134807. The cubic root of 269412066 is about 645.8609307425.

The spelling of 269412066 in words is "two hundred sixty-nine million, four hundred twelve thousand, sixty-six".