1442041904 has 20 divisors (see below), whose sum is σ = 2794545840. Its totient is φ = 720868800.

The previous prime is 1442041903. The next prime is 1442041919. The reversal of 1442041904 is 4091402441.

It is not an unprimeable number, because it can be changed into a prime (1442041903) 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, 138182 + ... + 148250.

It is an arithmetic number, because the mean of its divisors is an integer number (139727292).

Almost surely, 2^1442041904 is an apocalyptic number.

It is an amenable number.

1442041904 is a deficient number, since it is larger than the sum of its proper divisors (1352503936).

1442041904 is a wasteful number, since it uses less digits than its factorization.

1442041904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19028 (or 19022 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 1442041904 is about 37974.2268387389. The cubic root of 1442041904 is about 1129.7767340244.

The spelling of 1442041904 in words is "one billion, four hundred forty-two million, forty-one thousand, nine hundred four".