1486666 has 4 divisors (see below), whose sum is σ = 2230002. Its totient is φ = 743332.

The previous prime is 1486649. The next prime is 1486687. The reversal of 1486666 is 6666841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 772641 + 714025 = 879^2 + 845^2 .

1486666 is a modest number, since divided by 6666 gives 148 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371665 + ... + 371668.

2^1486666 is an apocalyptic number.

1486666 is a deficient number, since it is larger than the sum of its proper divisors (743336).

1486666 is an equidigital number, since it uses as much as digits as its factorization.

1486666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743335.

The product of its digits is 41472, while the sum is 37.

The square root of 1486666 is about 1219.2891371615. The cubic root of 1486666 is about 114.1312226508.

The spelling of 1486666 in words is "one million, four hundred eighty-six thousand, six hundred sixty-six".