1466631 has 12 divisors (see below), whose sum is σ = 2143440. Its totient is φ = 966240.

The previous prime is 1466603. The next prime is 1466639. The reversal of 1466631 is 1366641.

It is not a de Polignac number, because 1466631 - 2⁵ = 1466599 is a prime.

It is a super-2 number, since 2×1466631² = 4302012980322, which contains 22 as substring.

1466631 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1466595 and 1466604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 115 + ... + 1716.

It is an arithmetic number, because the mean of its divisors is an integer number (178620).

2^1466631 is an apocalyptic number.

1466631 is a deficient number, since it is larger than the sum of its proper divisors (676809).

1466631 is a wasteful number, since it uses less digits than its factorization.

1466631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1926 (or 1923 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 1466631 is about 1211.0454161591. The cubic root of 1466631 is about 113.6162070625.

The spelling of 1466631 in words is "one million, four hundred sixty-six thousand, six hundred thirty-one".