1466671 has 4 divisors (see below), whose sum is σ = 1473472. Its totient is φ = 1459872.

The previous prime is 1466659. The next prime is 1466677. The reversal of 1466671 is 1766641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1766641 = 317 ⋅5573.

It is a cyclic number.

It is not a de Polignac number, because 1466671 - 2⁵ = 1466639 is a prime.

It is a super-2 number, since 2×1466671² = 4302247644482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466677) 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, 3066 + ... + 3511.

It is an arithmetic number, because the mean of its divisors is an integer number (368368).

2^1466671 is an apocalyptic number.

1466671 is a deficient number, since it is larger than the sum of its proper divisors (6801).

1466671 is an equidigital number, since it uses as much as digits as its factorization.

1466671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6800.

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

The square root of 1466671 is about 1211.0619307038. The cubic root of 1466671 is about 113.6172399528.

The spelling of 1466671 in words is "one million, four hundred sixty-six thousand, six hundred seventy-one".