1442476648 has 16 divisors (see below), whose sum is σ = 2822237280. Its totient is φ = 689880048.

The previous prime is 1442476643. The next prime is 1442476649. The reversal of 1442476648 is 8466742441.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 1442476598 and 1442476607.

It is not an unprimeable number, because it can be changed into a prime (1442476643) 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, 3919590 + ... + 3919957.

It is an arithmetic number, because the mean of its divisors is an integer number (176389830).

Almost surely, 2^1442476648 is an apocalyptic number.

It is an amenable number.

1442476648 is a deficient number, since it is larger than the sum of its proper divisors (1379760632).

1442476648 is a wasteful number, since it uses less digits than its factorization.

1442476648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7839576 (or 7839572 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 46.

The square root of 1442476648 is about 37979.9506055498. The cubic root of 1442476648 is about 1129.8902569175.

The spelling of 1442476648 in words is "one billion, four hundred forty-two million, four hundred seventy-six thousand, six hundred forty-eight".