1244768 has 24 divisors (see below), whose sum is σ = 2801232. Its totient is φ = 533376.

The previous prime is 1244759. The next prime is 1244777. The reversal of 1244768 is 8674421.

It is an interprime number because it is at equal distance from previous prime (1244759) and next prime (1244777).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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, 2555 + ... + 3002.

It is an arithmetic number, because the mean of its divisors is an integer number (116718).

2^1244768 is an apocalyptic number.

It is an amenable number.

1244768 is an abundant number, since it is smaller than the sum of its proper divisors (1556464).

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

1244768 is an equidigital number, since it uses as much as digits as its factorization.

1244768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574 (or 5566 counting only the distinct ones).

The product of its digits is 10752, while the sum is 32.

The square root of 1244768 is about 1115.6917136916. The cubic root of 1244768 is about 107.5712309594.

The spelling of 1244768 in words is "one million, two hundred forty-four thousand, seven hundred sixty-eight".