1336666 has 8 divisors (see below), whose sum is σ = 2012724. Its totient is φ = 665760.

The previous prime is 1336663. The next prime is 1336729. The reversal of 1336666 is 6666331.

It can be written as a sum of positive squares in 2 ways, for example, as 1199025 + 137641 = 1095^2 + 371^2 .

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

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1336663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555 + ... + 1726.

2^1336666 is an apocalyptic number.

1336666 is a deficient number, since it is larger than the sum of its proper divisors (676058).

1336666 is a wasteful number, since it uses less digits than its factorization.

1336666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576.

The product of its digits is 11664, while the sum is 31.

The square root of 1336666 is about 1156.1427247533. The cubic root of 1336666 is about 110.1558671901.

It can be divided in two parts, 1336 and 666, that added together give a palindrome (2002).

The spelling of 1336666 in words is "one million, three hundred thirty-six thousand, six hundred sixty-six".