1466623 has 4 divisors (see below), whose sum is σ = 1490728. Its totient is φ = 1442520.

The previous prime is 1466603. The next prime is 1466639. The reversal of 1466623 is 3266641.

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

It is a cyclic number.

It is not a de Polignac number, because 1466623 - 2⁹ = 1466111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1466591 and 1466600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11961 + ... + 12082.

It is an arithmetic number, because the mean of its divisors is an integer number (372682).

2^1466623 is an apocalyptic number.

1466623 is a deficient number, since it is larger than the sum of its proper divisors (24105).

1466623 is an equidigital number, since it uses as much as digits as its factorization.

1466623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24104.

The product of its digits is 5184, while the sum is 28.

The square root of 1466623 is about 1211.0421132232. The cubic root of 1466623 is about 113.6160004821.

The spelling of 1466623 in words is "one million, four hundred sixty-six thousand, six hundred twenty-three".