1224363 has 12 divisors (see below), whose sum is σ = 1899240. Its totient is φ = 699552.

The previous prime is 1224347. The next prime is 1224389. The reversal of 1224363 is 3634221.

It is a happy number.

It is not a de Polignac number, because 1224363 - 2⁴ = 1224347 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1224163) 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, 4018 + ... + 4311.

It is an arithmetic number, because the mean of its divisors is an integer number (158270).

2^1224363 is an apocalyptic number.

1224363 is a deficient number, since it is larger than the sum of its proper divisors (674877).

1224363 is an equidigital number, since it uses as much as digits as its factorization.

1224363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8346 (or 8339 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 1224363 is about 1106.5093763724. The cubic root of 1224363 is about 106.9801983912.

Adding to 1224363 its reverse (3634221), we get a palindrome (4858584).

The spelling of 1224363 in words is "one million, two hundred twenty-four thousand, three hundred sixty-three".