1471666 has 12 divisors (see below), whose sum is σ = 2568078. Its totient is φ = 630672.

The previous prime is 1471661. The next prime is 1471667. The reversal of 1471666 is 6661741.

It can be written as a sum of positive squares in only one way, i.e., 1334025 + 137641 = 1155^2 + 371^2 .

It is not an unprimeable number, because it can be changed into a prime (1471661) 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 5 ways as a sum of consecutive naturals, for example, 7411 + ... + 7606.

2^1471666 is an apocalyptic number.

1471666 is a deficient number, since it is larger than the sum of its proper divisors (1096412).

1471666 is a wasteful number, since it uses less digits than its factorization.

1471666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15033 (or 15026 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 1471666 is about 1213.1224175655. The cubic root of 1471666 is about 113.7460748152.

The spelling of 1471666 in words is "one million, four hundred seventy-one thousand, six hundred sixty-six".