1445244 has 24 divisors (see below), whose sum is σ = 3489360. Its totient is φ = 465024.

The previous prime is 1445239. The next prime is 1445261. The reversal of 1445244 is 4425441.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 1729 + ... + 2424.

It is an arithmetic number, because the mean of its divisors is an integer number (145390).

2^1445244 is an apocalyptic number.

It is an amenable number.

1445244 is an abundant number, since it is smaller than the sum of its proper divisors (2044116).

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

1445244 is a wasteful number, since it uses less digits than its factorization.

1445244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4189 (or 4187 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 1445244 is about 1202.1830143535. The cubic root of 1445244 is about 113.0612349861.

The spelling of 1445244 in words is "one million, four hundred forty-five thousand, two hundred forty-four".