1342440444 has 48 divisors (see below), whose sum is σ = 3161088000. Its totient is φ = 443396160.

The previous prime is 1342440427. The next prime is 1342440457. The reversal of 1342440444 is 4440442431.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 670557 + ... + 672555.

It is an arithmetic number, because the mean of its divisors is an integer number (65856000).

Almost surely, 2^1342440444 is an apocalyptic number.

It is an amenable number.

1342440444 is an abundant number, since it is smaller than the sum of its proper divisors (1818647556).

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

1342440444 is a wasteful number, since it uses less digits than its factorization.

1342440444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490 (or 2488 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 1342440444 is about 36639.3291969163. The cubic root of 1342440444 is about 1103.1426505042.

Adding to 1342440444 its reverse (4440442431), we get a palindrome (5782882875).

The spelling of 1342440444 in words is "one billion, three hundred forty-two million, four hundred forty thousand, four hundred forty-four".