1224337 has 2 divisors, whose sum is σ = 1224338. Its totient is φ = 1224336.

The previous prime is 1224329. The next prime is 1224347. The reversal of 1224337 is 7334221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1185921 + 38416 = 1089^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224337 - 2³ = 1224329 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1224347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612168 + 612169.

It is an arithmetic number, because the mean of its divisors is an integer number (612169).

2^1224337 is an apocalyptic number.

It is an amenable number.

1224337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224337 is an equidigital number, since it uses as much as digits as its factorization.

1224337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 22.

The square root of 1224337 is about 1106.4976276522. The cubic root of 1224337 is about 106.9794411254.

Adding to 1224337 its reverse (7334221), we get a palindrome (8558558).

The spelling of 1224337 in words is "one million, two hundred twenty-four thousand, three hundred thirty-seven".