1442843376 has 40 divisors (see below), whose sum is σ = 4014066000. Its totient is φ = 443951616.

The previous prime is 1442843357. The next prime is 1442843377. The reversal of 1442843376 is 6733482441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442843377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155501 + ... + 1156748.

It is an arithmetic number, because the mean of its divisors is an integer number (100351650).

Almost surely, 2^1442843376 is an apocalyptic number.

1442843376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1442843376 is an abundant number, since it is smaller than the sum of its proper divisors (2571222624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1442843376 is a wasteful number, since it uses less digits than its factorization.

1442843376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2312273 (or 2312267 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 1442843376 is about 37984.7782144374. The cubic root of 1442843376 is about 1129.9860013407.

The spelling of 1442843376 in words is "one billion, four hundred forty-two million, eight hundred forty-three thousand, three hundred seventy-six".