1382247444 has 24 divisors (see below), whose sum is σ = 3225869920. Its totient is φ = 460659744.

The previous prime is 1382247413. The next prime is 1382247463. The reversal of 1382247444 is 4447422831.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 89562 + ... + 103854.

Almost surely, 2^1382247444 is an apocalyptic number.

It is an amenable number.

1382247444 is an abundant number, since it is smaller than the sum of its proper divisors (1843622476).

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

1382247444 is a wasteful number, since it uses less digits than its factorization.

1382247444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22359 (or 22357 counting only the distinct ones).

The product of its digits is 172032, while the sum is 39.

The square root of 1382247444 is about 37178.5885154345. The cubic root of 1382247444 is about 1113.9403404215.

The spelling of 1382247444 in words is "one billion, three hundred eighty-two million, two hundred forty-seven thousand, four hundred forty-four".