1223467 has 8 divisors (see below), whose sum is σ = 1472000. Its totient is φ = 993384.

The previous prime is 1223459. The next prime is 1223471. The reversal of 1223467 is 7643221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1223467 - 2³ = 1223459 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1223437) 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 7 ways as a sum of consecutive naturals, for example, 4467 + ... + 4732.

It is an arithmetic number, because the mean of its divisors is an integer number (184000).

2^1223467 is an apocalyptic number.

1223467 is a deficient number, since it is larger than the sum of its proper divisors (248533).

1223467 is an equidigital number, since it uses as much as digits as its factorization.

1223467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9225.

The product of its digits is 2016, while the sum is 25.

The square root of 1223467 is about 1106.1044254500. The cubic root of 1223467 is about 106.9540956614.

Adding to 1223467 its reverse (7643221), we get a palindrome (8866688).

The spelling of 1223467 in words is "one million, two hundred twenty-three thousand, four hundred sixty-seven".