1344821842 has 16 divisors (see below), whose sum is σ = 2482748352. Its totient is φ = 532017360.

The previous prime is 1344821837. The next prime is 1344821851. The reversal of 1344821842 is 2481284431.

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 7 ways as a sum of consecutive naturals, for example, 3694384 + ... + 3694747.

It is an arithmetic number, because the mean of its divisors is an integer number (155171772).

Almost surely, 2^1344821842 is an apocalyptic number.

1344821842 is a deficient number, since it is larger than the sum of its proper divisors (1137926510).

1344821842 is a wasteful number, since it uses less digits than its factorization.

1344821842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7389153.

The product of its digits is 49152, while the sum is 37.

The square root of 1344821842 is about 36671.8126358652. The cubic root of 1344821842 is about 1103.7945651711.

The spelling of 1344821842 in words is "one billion, three hundred forty-four million, eight hundred twenty-one thousand, eight hundred forty-two".