1338166 has 8 divisors (see below), whose sum is σ = 2012400. Its totient is φ = 667368.

The previous prime is 1338109. The next prime is 1338167. The reversal of 1338166 is 6618331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338167) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 640 + ... + 1756.

It is an arithmetic number, because the mean of its divisors is an integer number (251550).

2^1338166 is an apocalyptic number.

1338166 is a deficient number, since it is larger than the sum of its proper divisors (674234).

1338166 is a wasteful number, since it uses less digits than its factorization.

1338166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718.

The product of its digits is 2592, while the sum is 28.

The square root of 1338166 is about 1156.7912516958. The cubic root of 1338166 is about 110.1970572434.

The spelling of 1338166 in words is "one million, three hundred thirty-eight thousand, one hundred sixty-six".