1382072944 has 120 divisors (see below), whose sum is σ = 3271790592. Its totient is φ = 552963840.

The previous prime is 1382072927. The next prime is 1382072963. The reversal of 1382072944 is 4492702831.

It is a junction number, because it is equal to n+sod(n) for n = 1382072897 and 1382072906.

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 23 ways as a sum of consecutive naturals, for example, 7235889 + ... + 7236079.

Almost surely, 2^1382072944 is an apocalyptic number.

1382072944 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 1382072944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1635895296).

1382072944 is an abundant number, since it is smaller than the sum of its proper divisors (1889717648).

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

1382072944 is a wasteful number, since it uses less digits than its factorization.

1382072944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1382072944 is about 37176.2416605014. The cubic root of 1382072944 is about 1113.8934624739.

The spelling of 1382072944 in words is "one billion, three hundred eighty-two million, seventy-two thousand, nine hundred forty-four".