1066338 has 96 divisors (see below), whose sum is σ = 3064320. Its totient is φ = 272160.

The previous prime is 1066333. The next prime is 1066339. The reversal of 1066338 is 8336601.

It is a super-2 number, since 2×1066338² = 2274153460488, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066333) 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 47 ways as a sum of consecutive naturals, for example, 34383 + ... + 34413.

It is an arithmetic number, because the mean of its divisors is an integer number (31920).

2^1066338 is an apocalyptic number.

1066338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1066338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532160).

1066338 is an abundant number, since it is smaller than the sum of its proper divisors (1997982).

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

1066338 is a wasteful number, since it uses less digits than its factorization.

1066338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1066338 is about 1032.6364316641. The cubic root of 1066338 is about 102.1640957258.

It can be divided in two parts, 10663 and 38, that added together give a palindrome (10701).

The spelling of 1066338 in words is "one million, sixty-six thousand, three hundred thirty-eight".