1244452 has 12 divisors (see below), whose sum is σ = 2375856. Its totient is φ = 565640.

The previous prime is 1244447. The next prime is 1244459. The reversal of 1244452 is 2544421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1244459) 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 3 ways as a sum of consecutive naturals, for example, 14098 + ... + 14185.

It is an arithmetic number, because the mean of its divisors is an integer number (197988).

2^1244452 is an apocalyptic number.

It is an amenable number.

1244452 is a deficient number, since it is larger than the sum of its proper divisors (1131404).

1244452 is a wasteful number, since it uses less digits than its factorization.

1244452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28298 (or 28296 counting only the distinct ones).

The product of its digits is 1280, while the sum is 22.

The square root of 1244452 is about 1115.5500885214. The cubic root of 1244452 is about 107.5621274193.

Adding to 1244452 its reverse (2544421), we get a palindrome (3788873).

The spelling of 1244452 in words is "one million, two hundred forty-four thousand, four hundred fifty-two".