1342789444 has 12 divisors (see below), whose sum is σ = 2360235024. Its totient is φ = 668436584.

The previous prime is 1342789439. The next prime is 1342789457. The reversal of 1342789444 is 4449872431.

It is a junction number, because it is equal to n+sod(n) for n = 1342789394 and 1342789403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738514 + ... + 740329.

It is an arithmetic number, because the mean of its divisors is an integer number (196686252).

Almost surely, 2^1342789444 is an apocalyptic number.

It is an amenable number.

1342789444 is a deficient number, since it is larger than the sum of its proper divisors (1017445580).

1342789444 is a wasteful number, since it uses less digits than its factorization.

1342789444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479074 (or 1479072 counting only the distinct ones).

The product of its digits is 774144, while the sum is 46.

The square root of 1342789444 is about 36644.0915291947. The cubic root of 1342789444 is about 1103.2382384633.

The spelling of 1342789444 in words is "one billion, three hundred forty-two million, seven hundred eighty-nine thousand, four hundred forty-four".