1224567 has 12 divisors (see below), whose sum is σ = 1787344. Its totient is φ = 807840.

The previous prime is 1224533. The next prime is 1224577. The reversal of 1224567 is 7654221.

It is not a de Polignac number, because 1224567 - 2⁷ = 1224439 is a prime.

It is a Duffinian number.

1224567 is a lucky number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1224567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224577) 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, 267 + ... + 1587.

2^1224567 is an apocalyptic number.

1224567 is a deficient number, since it is larger than the sum of its proper divisors (562777).

1224567 is a wasteful number, since it uses less digits than its factorization.

1224567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1427 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1224567 is about 1106.6015543094. The cubic root of 1224567 is about 106.9861396435.

Adding to 1224567 its reverse (7654221), we get a palindrome (8878788).

The spelling of 1224567 in words is "one million, two hundred twenty-four thousand, five hundred sixty-seven".