1442896538 has 16 divisors (see below), whose sum is σ = 2207489856. Its totient is φ = 707188320.

The previous prime is 1442896489. The next prime is 1442896541. The reversal of 1442896538 is 8356982441.

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, 6518 + ... + 54113.

It is an arithmetic number, because the mean of its divisors is an integer number (137968116).

Almost surely, 2^1442896538 is an apocalyptic number.

1442896538 is a deficient number, since it is larger than the sum of its proper divisors (764593318).

1442896538 is a wasteful number, since it uses less digits than its factorization.

1442896538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60869.

The product of its digits is 1658880, while the sum is 50.

The square root of 1442896538 is about 37985.4779883050. The cubic root of 1442896538 is about 1129.9998793954. Note that the first 3 decimals are identical.

The spelling of 1442896538 in words is "one billion, four hundred forty-two million, eight hundred ninety-six thousand, five hundred thirty-eight".