1406323 has 4 divisors (see below), whose sum is σ = 1480360. Its totient is φ = 1332288.

The previous prime is 1406311. The next prime is 1406351. The reversal of 1406323 is 3236041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1406323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 74017 = 1406323 / (1 + 4 + 0 + 6 + 3 + 2 + 3).

It is a Duffinian number.

1406323 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1406323.

It is not an unprimeable number, because it can be changed into a prime (1403323) 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, 36990 + ... + 37027.

It is an arithmetic number, because the mean of its divisors is an integer number (370090).

2^1406323 is an apocalyptic number.

1406323 is a deficient number, since it is larger than the sum of its proper divisors (74037).

1406323 is an equidigital number, since it uses as much as digits as its factorization.

1406323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74036.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1406323 is about 1185.8849016663. The cubic root of 1406323 is about 112.0370572529.

The spelling of 1406323 in words is "one million, four hundred six thousand, three hundred twenty-three".