1244264 has 32 divisors (see below), whose sum is σ = 2825280. Its totient is φ = 501504.

The previous prime is 1244263. The next prime is 1244279. The reversal of 1244264 is 4624421.

It is not an unprimeable number, because it can be changed into a prime (1244261) 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 7 ways as a sum of consecutive naturals, for example, 299 + ... + 1605.

It is an arithmetic number, because the mean of its divisors is an integer number (88290).

2^1244264 is an apocalyptic number.

1244264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1244264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1412640).

1244264 is an abundant number, since it is smaller than the sum of its proper divisors (1581016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244264 is a wasteful number, since it uses less digits than its factorization.

1244264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337 (or 1333 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 1244264 is about 1115.4658219775. The cubic root of 1244264 is about 107.5567106580.

Adding to 1244264 its reverse (4624421), we get a palindrome (5868685).

The spelling of 1244264 in words is "one million, two hundred forty-four thousand, two hundred sixty-four".