1442476144 has 20 divisors (see below), whose sum is σ = 2796157840. Its totient is φ = 720887040.

The previous prime is 1442476141. The next prime is 1442476177. The reversal of 1442476144 is 4416742441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442476141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13717 + ... + 55435.

It is an arithmetic number, because the mean of its divisors is an integer number (139807892).

Almost surely, 2^1442476144 is an apocalyptic number.

It is an amenable number.

1442476144 is a deficient number, since it is larger than the sum of its proper divisors (1353681696).

1442476144 is a wasteful number, since it uses less digits than its factorization.

1442476144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43888 (or 43882 counting only the distinct ones).

The product of its digits is 86016, while the sum is 37.

The square root of 1442476144 is about 37979.9439704695. The cubic root of 1442476144 is about 1129.8901253232.

The spelling of 1442476144 in words is "one billion, four hundred forty-two million, four hundred seventy-six thousand, one hundred forty-four".