1244844 has 36 divisors (see below), whose sum is σ = 3181360. Its totient is φ = 410400.

The previous prime is 1244839. The next prime is 1244857. The reversal of 1244844 is 4484421.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5322 + ... + 5550.

2^1244844 is an apocalyptic number.

It is an amenable number.

1244844 is an abundant number, since it is smaller than the sum of its proper divisors (1936516).

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

1244844 is a wasteful number, since it uses less digits than its factorization.

1244844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 385 counting only the distinct ones).

The product of its digits is 4096, while the sum is 27.

The square root of 1244844 is about 1115.7257727596. The cubic root of 1244844 is about 107.5734201885.

The spelling of 1244844 in words is "one million, two hundred forty-four thousand, eight hundred forty-four".