1466646 has 16 divisors (see below), whose sum is σ = 3034800. Its totient is φ = 471968.

The previous prime is 1466639. The next prime is 1466653. The reversal of 1466646 is 6466641.

It is an interprime number because it is at equal distance from previous prime (1466639) and next prime (1466653).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4041 + ... + 4388.

It is an arithmetic number, because the mean of its divisors is an integer number (189675).

2^1466646 is an apocalyptic number.

1466646 is an abundant number, since it is smaller than the sum of its proper divisors (1568154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1466646 is a wasteful number, since it uses less digits than its factorization.

1466646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8463.

The product of its digits is 20736, while the sum is 33.

The square root of 1466646 is about 1211.0516091398. The cubic root of 1466646 is about 113.6165943985.

It can be divided in two parts, 1466 and 646, that added together give a palindrome (2112).

The spelling of 1466646 in words is "one million, four hundred sixty-six thousand, six hundred forty-six".