1442792744 has 16 divisors (see below), whose sum is σ = 2733126900. Its totient is φ = 713958912.

The previous prime is 1442792723. The next prime is 1442792749. The reversal of 1442792744 is 4472972441.

It can be written as a sum of positive squares in 2 ways, for example, as 1300467844 + 142324900 = 36062^2 + 11930^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1442792695 and 1442792704.

It is not an unprimeable number, because it can be changed into a prime (1442792749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 928859 + ... + 930410.

Almost surely, 2^1442792744 is an apocalyptic number.

It is an amenable number.

1442792744 is a deficient number, since it is larger than the sum of its proper divisors (1290334156).

1442792744 is a wasteful number, since it uses less digits than its factorization.

1442792744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859372 (or 1859368 counting only the distinct ones).

The product of its digits is 451584, while the sum is 44.

The square root of 1442792744 is about 37984.1117310909. Note that the first 3 decimals coincide. The cubic root of 1442792744 is about 1129.9727834309.

The spelling of 1442792744 in words is "one billion, four hundred forty-two million, seven hundred ninety-two thousand, seven hundred forty-four".