1424223 has 12 divisors (see below), whose sum is σ = 2133768. Its totient is φ = 949320.

The previous prime is 1424191. The next prime is 1424231. The reversal of 1424223 is 3224241.

It is not a de Polignac number, because 1424223 - 2⁵ = 1424191 is a prime.

It is a super-2 number, since 2×1424223² = 4056822307458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1424196 and 1424205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424263) 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, 2688 + ... + 3173.

It is an arithmetic number, because the mean of its divisors is an integer number (177814).

2^1424223 is an apocalyptic number.

1424223 is a deficient number, since it is larger than the sum of its proper divisors (709545).

1424223 is an frugal number, since it uses more digits than its factorization.

1424223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5876 (or 5864 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 1424223 is about 1193.4081447686. The cubic root of 1424223 is about 112.5103990387.

Adding to 1424223 its sum of digits (18), we get a palindrome (1424241).

Adding to 1424223 its reverse (3224241), we get a palindrome (4648464).

The spelling of 1424223 in words is "one million, four hundred twenty-four thousand, two hundred twenty-three".